| Zanthoxylum acanthophyllum Hayata | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum acanthopodium DC. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum acanthopodium var. acanthopodium  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum acanthopodium var. deminutum (Rehder) Reeder & S.Y. Cheo | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum acanthopodium var. timbor Hook. f. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum accedens Miq. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum achidek Sanoja | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum acreanum (K.Krause) J.F.Macbr. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum aculeatissimum Engl. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum aculeatum Macfad. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum acuminatum (Sw.) Sw. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum acuminatum subsp. acuminatum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum acuminatum subsp. juniperinum (Poepp.) Reynel ex C.Nelson | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum acuminatum subsp. juniperinum (Poepp.) Reynel | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum acuminatum subsp. tripetalum (Standl.) Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum acunae Alain | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum acunai A. H. Liogier | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum acutifolium Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum acutifolium var. petiolulatum Engl. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum affine Kunth | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum aguilarii Standl. & Steyerm. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum ailanthoides Siebold & Zucc. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ailanthoides var. ailanthoides  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ailanthoides var. inerme Rehder & E.H. Wilson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum alatum Roxb. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum alatum Hemsl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum alatum f. ferrugineum Rehder & E.H. Wilson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum alatum var. planispinum (Siebold & Zucc.) Rehder & E.H. Wilson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum alatum var. subtrifoliolatum Franch. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum albiflorum Baker f. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum album Vahl | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum albuquerquei D.R. Simpson | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum alpinum C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum alveolatum Shuttlew. ex A. Gray | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum amamiense Ohwi | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum amapaense (Albuq.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum americanum Mill. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum americanum f. americanum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum amoyense Tul. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum anadenium (Urb. & Ekman) J. Jiménez Alm. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum andamanicum Kurz | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum anison L.O. Williams | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum annulatum Rusby | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum anodynum Ant.Molina | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum anthyllidifolium Guillaumin | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum apiculatum (Sandwith) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum araliaceum Turcz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum arborescens Rose | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum arenarium Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum arenosum Reeder & S.Y.Cheo | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum argyi H. Lév. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum armatum DC. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum armatum var. armatum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum armatum var. ferrugineum (Rehder & E.H. Wilson) C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum arnoldii Beurton | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum arnottianum Maxim. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum aromaticum Willd. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum aromaticum (Blume) Miq. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum articulatum Engl. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum asperum C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum asperum var. glabrum C.C.Huang | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum astrigerum (R.S.Cowan) P.G.Waterman | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum atchoum (Aké Assi) P.G.Waterman | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum atoyacanum Lundell | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum atratum A. H. Liogier | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum attiense A.Chev. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum aubertia DC. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum aubertianum St.-Lag. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum australasicum A.Juss. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum australe G.Don | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum austrosinense C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum austrosinense var. austrosinense  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum austrosinense var. stenophyllum C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum avicennae (Lam.) DC. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum avicennae var. tonkinense Pierre | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum avicennae var. touranense Pierre | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ayua M.Gómez | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum azuense (Urb. & Ekman) J. Jiménez Alm. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum backeri (Bakh.f.) T.G.Hartley | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum bajarnandia Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum balansae Baill. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum becquetii (G.C.C.Gilbert) P.G.Waterman | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum beecheyanum K.Koch | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum belizense Lundell | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum bifoliolatum Leonard | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum bifoliolatum subsp. azuense (Urb. & Ekman) Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum bifoliolatum subsp. bifoliolatum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum bijugum (Engl.) P. Wilson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum bissei Beurton | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum blackburnia Benth. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum bluettianum Rock | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum bodinieri H.Lév. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum bombacifolium A. Rich. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum bonifazieae Cornejo & Reynel | 
		Unresolved | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum borbonicum Turcz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum bouetense (Pierre ex Letouzey) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum brachyacanthum F.Muell. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum bretschneideri Maxim. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum brisasanum (Cuatrec.) P.G. Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum budrunga DC. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum budrunga Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum buesgenii (Engl.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum bungeanum Maxim. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum bungeanum var. bungeanum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum bungeanum var. zimmermannii (Rehder & E.H. Wilson) C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum bungei Planch. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum bungei Planch. & Linden ex Hance | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum bungei var. imperforatum Franch. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum bungei var. inermis Franch. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum bungei var. zimmermannii Rehder & E.H. Wilson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum burkillianum Babu | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum calcicola C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum camphoratum Planch. & Linden | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum canalense (Guillaumin) P.G.Waterman | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum capense (Thunb.) Harv. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum cardenasii Rusby | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum caribaeum Lam. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum caribaeum subsp. caribaeum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum caribaeum var. floridanum (Nutt.) A. Gray | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum carolinianum Lam. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum carolinianum Gaertn. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum carolinianum var. fruticosum A. Gray | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum catesbianum Raf. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum caudata Alston | 
		Unresolved | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum cauliflorum Steud. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum celebicum Koord. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum chaffanjonii H. Lév. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum chalybeum Engl. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum chalybeum var. chalybeum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum chevalieri P.G.Waterman | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum chiloperone Mart. ex Engl. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum chiloperone var. angustifolium Engl. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum chinense Chung | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum chinensis (Merr.) I.C. Chung | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum chiriquinum Standl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ciliatum Engl. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum ciliatum subsp. ciliatum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ciliatum subsp. purpusii (Brandegee) Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum cinereum Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum citriodorum Welw. ex Hiern | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum citroides Standl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum claessensii (De Wild.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum clava-herculis L. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum clava-herculis subsp. clava-herculis  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum clava-herculis subsp. fruticosum (A. Gray) Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum clava-herculis var. fruticosum (A. Gray) S. Watson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum clavatum St.-Lag. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum coco Gillies ex Hook. f. & Arn. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum collinsae Craib | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum collinsiae W. G. Craib | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum comosum (Herzog) P.G. Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum compactum (Huber ex Albuq.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum connaroides Wight & Arn. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum conspersipunctatum Merr. & L.M.Perry | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum cordobense (Cuatrec.) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum coreanum Nakai | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum coriaceum A. Rich. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum corumbense (R.E. Fr.) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum corymbosum DC. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum costaricense Donn.Sm. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum crenatum Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum crenatum A.Chev. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum cribosum Spreng. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum cubense P. Wilson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum cucullatipetalum Guillaumin | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum cuiabense Engl. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum culantrillo Kunth | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum culantrilo var. paniculatum Engl. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum curbeloi A. H. Liogier | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum cuspidatum Champ. ex Benth. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum cyrtorhachium (Hayata) C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum daniellii Benn. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum davyi Waterm. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum decaryi H. Perrier | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum delagoense P.G.Waterman | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum dellomei (Albuq.) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum deremense (Engl.) Kokwaro | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum diabolicum Elmer | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum dictyophyllum (Urb.) A. H. Liogier | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum digynum Engelm. ex A.Gray | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum dimorphophyllum Hemsl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum dimorphophyllum var. deminutum Rehder | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum dimorphophyllum var. multifoliolatum C.C. Huang | 
		Unresolved | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum dinklagei (Engl.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum dipetalum H. Mann | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum dissitoides C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum dissitum Hemsl. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum dissitum var. dissitum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum dissitum var. hispidum (Reeder & S.Y. Cheo) C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum diversifolium Warb. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum djalma-batistae (Albuq.) P.G. Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum domingense (Krug & Urb.) J. Jiménez Alm. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum dominianum Merr. & L.M.Perry | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum duckei (Albuq.) D.M. Porter | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum dugandii Standl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum dumosum A. Rich. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum duplicipunctatum C. Wright ex Griseb. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum durifoliolum Lundell | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum echinocarpum Hemsl. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum echinocarpum var. echinocarpum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ekmanii (Urb.) Alain | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum elegans A. St.-Hil. & Tul. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum elegantissimum P. Wilson | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum elephantiasis Macfad. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum eliasii D.M. Porter | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum emarginatum (Sw.) Sw. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum emarginellum Miq. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum engleri Waterm. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum esquirolii H. Lév. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum euneuron Miq. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum evoidiifolium Guillaumin | 
		Unresolved | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum fagara (L.) Sarg. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum fagara subsp. aguilarii (Standl. & Steyerm.) Reynel ex C.Nelson | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum fagara subsp. aguilarii (Standl. & Steyerm.) Reynel | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum fagara subsp. fagara  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum fagara var. fagara  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum fagara subsp. lentiscifolium (Humb. & Bonpl. ex Willd.) Reynel ex C.Nelson | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum falcifolia Engl. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum fauriei (Nakai) Ohwi | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum febrifugum Rojas Acosta | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum ferrisiae Standl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ferrugineum Radlk. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum finlaysonianum Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum flavum Vahl | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum flavum subsp. flavum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum flavum subsp. pistaciifolium (Griseb.) Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum floribundum Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum floridanum Nutt. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum foetidum Rose | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum foliolosum Donn.Sm. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum forbesii T.G.Hartley | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum formiciferum (Cuatrec.) P.G. Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum fraxineum Willd. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum fraxinifolium Marshall | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum fraxinoides Hemsl. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum friesii P.G.Waterman | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum furcyense (Urb.) J.Jiménez Alm. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum furcyensis (Urb.) J. Jiménez Alm. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum furfuraceum Tul. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum furfuraceum var. pilosiusculum Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum gardneri Engl. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum gentlei Lundell | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum gentryi Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ghiesbreghtii Turcz. | 
		Unresolved | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum giganteum (Hand.-Mazz.) Rehder | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum gillespieanum (A.C.Sm.) A.C.Sm. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum gilletii (De Wild.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum glandulosum Raf. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum glomeratum C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum goldmanii Rose ex P. Wilson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum gracile (Griseb.) C. Wright ex Sauvalle | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum gracilipes Hemsl. in Schede | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum grandifolium Tul. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum granulatum (Krug & Urb.) P. Wilson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum grazielae (Albuq.) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum guianense Klotzsch | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum guineense Stapf | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum haitiense (Urb.) J. Jiménez Alm. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum hamadryadicum Pirani | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum hamiltonianum Wall. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum hamiltonianum Wall. ex Hook. f. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum harmsianum (Loes.) P.Wilson | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum harrisii P. Wilson | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum hartii (Krug & Urb.) P. Wilson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum hasslerianum (Chodat) Pirani | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum hawaiiense Hillebr. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum heitzii (Aubrév. & Pellegr.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum hemsleyanum Makino | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum hermaphroditum Willd. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum heterophyllum Sm. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum hidalgense Lundell | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum hillebrandii Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum hirsutum Buckley | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum hirtellum Ridl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum holtzianum (Engl.) P.G. Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum horridum DC. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum horridum Sessé & Moc. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum horsfieldii Turcz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum hostile Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum howieanum F.Muell. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum huberi P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum humile Waterm. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum hyemale A.St.-Hil. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum hygrophilum (Cuatrec.) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum idae (Albuq.) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ignoratum Beurton | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum incanum Reynel | 
		Unresolved | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum inerme Sessé & Moc. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum inerme C.T.White | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum inerme Koidz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum insulare Rose | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum insularis Rose | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum integrifoliolum Merr. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum integrifolium (Merr.) Merr. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum iwahigense Elmer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum jaimei D.M. Porter | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum jamaicense P. Wilson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum javanicum Walp. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum jiuzhaigouensis D.D.Tao | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum juglandifolium Willd. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum juglandifolium var. berterianum DC. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum juniperinum Poepp. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum kauaense A. Gray | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum kellermanii P.Wilson | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum khasianum Hook. f. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum kibada Siebold | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum kleinii (R.S. Cowan) P.G. Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum krukovii A.C. Sm. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum kwangsiense (Hand.-Mazz.) Chun ex C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum laetum Drake | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum lamarkianum Cham. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum lanceolatum Poir. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum langsdorffii (Nees & Mart.) Mart. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum langsdorfii A. St.-Hil. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum lanuginosum Kostel. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum latespinosum Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum latifolium G.Don | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum laurentii (De Wild.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum laxifoliolatum (Hayata) C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum le-ratii Guillaumin | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum leiboicum C.C.Huang | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum leiorhachium (Hayata) C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum lemairei (De Wild.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum lenticellosum (Urb. & Ekman) J. Jiménez Alm. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum lenticulare Reynel | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum lentiscifolium Champ. ex Benth. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum lentiscifolium (Humb. & Bonpl. ex Willd.) Andersson [Illegitimate] | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum leonardii (Urb.) J. Jiménez Alm. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum leonis Alain | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum lepidopteriphilum Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum leprieurii Guill. & Perr. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum liboense C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum liebmannianum (Engl.) P. Wilson | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum limoncello Planch. & Oerst. ex Triana & Planch. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum limonella (Dennst.) Alston | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum limonifolium Wall. ex Voigt | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum limoniodorum Standl. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum lindense (Engl.) Kokwaro | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum liukiuense Hayata | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum lomincola (Urb.) A. H. Liogier | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum longifolium Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum longipes Rose | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum lucidum A. St.-Hil. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum lucidum Miq. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum luizii (Albuq.) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum machadoi (Albuq.) Albuq. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum macranthum (Hand.-Mazz.) C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum macrophyllum Nutt. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum macrospermum Tul. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum madagascariense Baker | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum mananarense H. Perrier | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum mantaro (J.F. Macbr.) J.F. Macbr. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum mantschuricum Benn. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum marambong Miq. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum marginatum Sessé & Moc. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum martinicense (Lam.) DC. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum martinicense subsp. martinicense  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum matudae Lundell | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum maviense H. Mann | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum mayanum Standl. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum mayu Bertero | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum mazatlanum Sandwith | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum megistophyllum (Burtt) T.G. Hartley | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum melanacanthum Planch. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum melanacanthum Planch. ex Oliv. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum melanorhachis (Hoyle) Little | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum melanostictum Schltdl. & Cham. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum melanostictum subsp. bijugum (Engl.) Reynel | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum mezoneurispinosum (Aké Assi) W.D.Hawth. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum micranthum Hemsl. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum microcarpum Griseb. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum microphyllum Desf. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum mildbraedii (Engl.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum minahassae Koord. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum minutiflorum Tul. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum mite Willd. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum molle Rehder | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum mollissimum (Engl.) P.Wilson | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum molokaiense B.C.Stone | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum monogynum A. St.-Hil. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum monogynum subsp. monogynum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum monophyllum (Lam.) P.Wilson | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum montanum Blume | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum motuoense C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum multifoliolatum Hemsl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum multijugum Franch. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum myriacanthum Wall. ex Hook. f. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum myriacanthum var. myriacanthum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum myriacanthum var. pubescens (C.C. Huang) C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum myrianthum (A.C.Sm.) P.G.Waterman | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nadeaudii Drake | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nannophyllum (Urb.) A. H. Liogier | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum naranjillo Griseb. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum naranjillo var. angustifoliolum (Lillo) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum naranjillo var. angustifolium (Lillo) P.G.Waterman | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nashii P. Wilson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum natalense Hochst. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum nebuletorum (Herzog) P.G. Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum negrilense Fawc. & Rendle | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum nelsonii Rose | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum nemorale Mart. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum neocaledonicum Baker f. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nepalense Babu | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nicaraguense Standl. & L.O.Williams | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nigrescens (Urb. & Ekman) J.Jiménez Alm. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nigripunctatum Lundell | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nigrum Mart. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum nilagiricum Miq. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nitens Hiern | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum nitida Wall. | 
		Unresolved | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum nitidum (Roxb.) DC. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nitidum Bunge [Illegitimate] | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nitidum f. fastuosum F.C.How ex C.C.Huang | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nitidum var. nitidum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum novae-zeelandiae A.Rich. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum novoguineense T.G.Hartley | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum nubium Standl. & Steyerm. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum oahuense Hillebr. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum obcordatum (Urb. & Ekman) J. Jiménez Alm. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum oblongum Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum obscurum Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum obscurum var. ruizianum Klotzsch ex Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum obtriangulare (Urb.) J. Jiménez Alm. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum obtusifolium G.Don | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum obtusifolium Poir. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum occidentale Rose | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum ochroxylum DC. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ocumarense (Pittier) Steyerm. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum odoratum (H. Lév.) H. Lév. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum okinawense E.H.Wilson | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum olitorium Engl. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum oppositifolium DC. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum oreophilum (Guillaumin) P.G.Waterman | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum organosium (Urb.) A. H. Liogier | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ovalifoliolatum Nakai | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum ovalifolium Tutcher | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ovalifolium var. multifoliolatum (C.C. Huang) C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ovalifolium var. ovalifolium  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ovatifoliolatum (Engl.) Finkelstein | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum oxyphyllum Edgew. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pallidum Steyerm. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum panamense P.Wilson | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pancheri P.S.Green | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum paniculatum Balf.f. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pantamone DC. | 
		Unresolved | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum paracanthum Kokwaro | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum paraguariense (Chodat & Hassl.) Standl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum parviflorum Benth. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum parvifoliolum (A. Chev. ex Keay) Hawthorne | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum parvifolium A.Chev. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum parvum Shinners | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pashanense N. Chao | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pauciflorum Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum paucijugum Lundell | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum paulae (Albuq.) P.G. Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum peckoltianum Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum peltophorum Turcz. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum peninsulare Brandegee | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pentandrum (Aubl.) R.A.Howard | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pentanome DC. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum perrottetii DC. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum petenense Lundell | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum petiolare A.St.-Hil. & Tul. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum phyllopterum (Griseb.) Wright | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum piasezkii Maxim. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pilosissima Engl. | 
		Unresolved | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pilosiusculum (Engl.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pilosulum Rehder & E.H. Wilson | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pimpinelloides (Lam.) DC. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pinnatum Druce | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum piperitum Benn. [Illegitimate] | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pistaciiflorum Hayata | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pistaciifolium Griseb. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pittieri P.Wilson | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum planispinum Siebold & Zucc. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum planispinum f. ferrugineum (Rehder & E.H. Wilson) C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pluviatile T.G.Hartley | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum podocarpum Hemsl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum poggei (Engl.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pohlianum Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum polyacanthum Turcz. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum polygamum Schumach. & Thonn. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum praecox A. St.-Hil. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum prancei (Albuq.) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pringlei S. Watson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum procerum Donn.Sm. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum psammophilum (Aké Assi) P.G.Waterman | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pseudodumosum Beurton | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pseudoxyphyllum Babu | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pteleifolium Champ. ex Benth. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pteracanthum Rehder & E.H. Wilson | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pteropodum Hayata | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pterota (L.) Kunth | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pterotum var. guaranticum (Chodat & Hassl.) P.G.Waterman | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pubescens A. St.-Hil. & Tul. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum pucro D.M Porter | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum pumilum Zipp. ex Span. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum punctatum Vahl | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum punctatum subsp. obtriangulare (Urb.) Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum punctatum subsp. punctatum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum punctatum subsp. thomasianum (Krug & Urb.) Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum purpuraceum Engl. | 
		Unresolved | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum purpusii Brandegee | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum quassiifolium (Donn. Sm.) Standl. & Steyerm. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum quinduense Tul. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum ramiflorum Michx. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum regnellianum Engl. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum renieri (G.C.C.Gilbert) P.G.Waterman | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum retroflexum T.G.Hartley | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum retusum (Albuq.) P.G. Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rhetsa DC. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum rhetsoides Drake | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rhetsoides var. pubescens C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rhetsum St.-Lag. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum rhizinoides Blume | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Zanthoxylum rhodoxylum (Urb.) P. Wilson | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rhoifolium Lam. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum rhoifolium var. formosanum (Lillo) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rhoifolium var. peltophorum (Turcz.) Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rhoifolium var. petiolulatum Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rhoifolium var. pubescens (A. St.-Hil. & Tul.) Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rhoifolium var. sessilifolium Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rhoifolium var. surparanaense (Najera) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rhombifoliolatum C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum riedelianum Engl. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum riedelianum subsp. kellermanii (P.Wilson) Reynel ex C.Nelson | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum riedelianum subsp. kellermanii (P. Wilson) Reynel | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum riedelianum subsp. mayanum (Standl.) Reynel | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum riedelianum subsp. riedelianum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rigidifolium (Herzog) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rigidum Humb. & Bonpl. ex Willd. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rigidum subsp. rigidum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rigidum f. velutinum (Benth.) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum robiginosum (Reeder & S.Y. Cheo) C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rolandii Beurton | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum roxburghianum Cham. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rubescens Planch. ex Hook. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum rufescens Desf. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum rugosum A. St.-Hil. & Tul. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ruizianum (Klotzsch ex Engl.) J.F. Macbr. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum rumphianum Cham. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum sapindifolium Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum sapindoides DC. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum sarasinii Guillaumin | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum scabrum Guillaumin | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum scandens Blume | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum scheryi Lundell | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum schinifolium Siebold & Zucc. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum schinifolium f. macrocarpum (Loes.) Rehder | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum schlechteri Guillaumin | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum schreberi (J.F.Gmel.) Reynel ex C.Nelson | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum schreberi (J.F. Gmel.) Reynel | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum selloi Spreng. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum semiarticulatum H. St. John & Hosaka | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum senegalense DC. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum sepiarium Wight | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum serra Turcz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum serrulatum Blume | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum setosum Hemsl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum setulosum P.Wilson | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum shaferi P. Wilson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum shikokianum Makino | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum sicyoides L. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum simplicifolium Vahl | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum simulans Hance | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum simulans var. imperforatum (Franch.) Reeder & S.Y.Cheo | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum simulans var. podocarpum (Hemsl.) C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum simulans var. zimmermannii (Rehder & E.H. Wilson) Rehder | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum skottsbergii H. St. John | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum sobrevielae D.R. Simpson | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum somalense (Chiov.) P.G.Waterman | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum sonorense Lundell | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum sorbifolium A.St.-Hil. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum spinifex (Jacq.) DC. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum spinosum (L.) Sw. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum spinosum subsp. domingense (Krug & Urb.) Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum spinosum subsp. hartii (Krug & Urb.) Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum spinosum subsp. jamaicense (P. Wilson) Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum spinosum subsp. spinosum  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum spinosum subsp. venosum (Leonard) Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum spondiifolium Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum sprucei Engl. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum stelligerum Turcz. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum stenophyllum Hemsl. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum stenopterum (Griseb.) C. Wright | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum stipitatum Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum stipitatum C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum stuhlmannii Engl. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum suaveolens Lundell | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum suberosum C.T.White | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum subserratum Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum subspicatum H. Perrier | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum sumach Macfad. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum syncarpum Tul. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum tachirense Steyerm. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum tachuelo Little | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum taediosum A. Rich. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tahitense (Nadeaud) J.Florence & N.Hallé | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum taliense C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tambopatense Reynel | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tenuifolium Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tenuipes Standl. | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum terebinthoides G.Bertol. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum ternatum Sw. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tessmannii (Engl.) Ayafor | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum tetraphyllum (Urb. & Ekman) J. Jiménez Alm. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tetraspermum Wight & Arn. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum texanum Buckley | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum thomasianum Krug & Urban Ex P. Wilson | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum thomense A. Chev. ex Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum thorncroftii Waterm. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum thouvenotii H. Perrier | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum thunbergii DC. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum thunbergii var. grandifolia Harv. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum thunbergii var. obtusifolia Harv. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tibetanum C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tidorense Miq. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum timbor Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum timoriense Span. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum tingoassuiba A. St.-Hil. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tomentellum Hook. f. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum torvum F. Muell. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tragodes DC. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum tricarpum Michx. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum trichilioides Standl. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum triflorum Turcz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum trifoliatum L. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Zanthoxylum trijugum (Dunkley) P.G. Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum trinitense R.O. Williams | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tripetalum (Standl.) D.M. Porter | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum triphyllum (Lam.) G. Don | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum triplinerve Turcz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum tsihanimposa H. Perrier | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tuberculatum Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tumbezanum (J.F. Macbr.) J.F. Macbr. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum tweedii Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum ubanghense A.Chev. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum undulatifolium Hemsl. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum undulatum Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum usambarense (Engl.) Kokwaro | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum usitatum Diels [Illegitimate] | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum utile C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum valens (J.F. Macbr.) J.F. Macbr. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum varians Benth. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum velutinum Benth. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum veneficum F.M.Bailey | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum venosum Leonard | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum verrucosum (Cuatrec.) P.G. Waterman | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum vinkii T.G.Hartley | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum violaceum Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum viride (A.Chev.) P.G.Waterman | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum vitiense A.C. Sm. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum wallichianum Steud. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum weberbaueri (K. Krause) J.F. Macbr. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum welwitschii Welw. ex Hiern | 
		Synonym | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum williamii (Albuq.) P.G. Waterman | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum williamsii Standl. | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum wutaiense I.S.Chen | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum xicense Miranda | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum xichouense C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum yakumontanum (Sugim.) Nagam. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum yuanjiangense C.C. Huang | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum yuanjiangensis C.C.Huang | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum yunnanense C.C. Huang | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Zanthoxylum zanthoxyloides (Lam.) Zepern. & Timler | 
		Accepted | 
		  | 
		WCSP (in review) | 
		 | 
	
	
		| Zanthoxylum zeylanicum DC. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
		 |