| Ionidium aethiopicum Turcz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium album A.St.-Hil. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium angustifolium Kunth | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium anomalum Kunth | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium arenosum Bojer | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium atropurpureum A.St.-Hil. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium attenuatum Humb. & Bonpl. ex Schult. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium aubletii Schult. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium aurantiacum F.Muell. ex Benth. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium australasiae Behr | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium austrocaledonicum Vieill. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium balbisii Turcz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium banksianum Steud. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium barzelonense H.Karst. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium bicolor A.St.-Hil. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium bicolor Saint-Hilaire | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium bicolor var. campestre Chodat & Hassl. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium bigibbosum A.St.-Hil. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium bigibbosum var. paraguariensis Chodat | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium botteri Turcz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium bourdaisii Brongn. ex Beauvis. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium brevicaule Mart. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium brevilabre Benth. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium buxifolium Vent. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium caffrum Sond. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium calceolaria (L.) Vent. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium calycinum Steud. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium capense Schult. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium chamaedrifolium C.Presl | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium chamaedryfolium Poepp. ex Walp. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium circaeoides Kunth | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium claytonioides Schult. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium commune A.St.-Hil. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium commune var. circaeoides Chodat | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium commune var. glabrifolium Chodat | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium concolor Benth. & Hook.f. ex S.Watson | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium debilissimum F.Muell. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium diandrum Schult. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium diffusum Gillies ex Hook. & Arn. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium durum Baker | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium elatum Turcz. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium enneaspermum (L.) Vent. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium enneaspermum var. latifolium De Wild. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium epacroides Gardner | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium erectum Ging. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium ericaeoides Pritz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium filiforme F.Muell. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium floribundum Walp. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium frutescens Ging. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium frutescens Blume | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium fruticulosum Benth. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium galeottii Turcz. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium glaucum Chodat | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium glaziovii Eichler ex Glaz. [Invalid] | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium glutinosum Vent. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium gracile Moç. & Sessé ex Ging. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium graminifolium Chodat | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium grandiflorum Turcz. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium guaraniticum A.St.-Hil. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium guaraniticum Chodat & Hassl. [Illegitimate] | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium hasslerianum Chodat | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium heterophyllum Vent. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium heterosepalum Eichler | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium hexaspermum Dalzell | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium hieronymi Griseb. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium hirtum Klotzsch | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium hispidulum C.Presl | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium hybanthus Schult. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium ilicifolium Vieill. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium indecorum A.St.-Hil. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium indicum Capit. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium ipecacuanha (L.) Vent. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium ipecacuanha f. grandiflora Chodat & Hassl. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium itoubou Steud. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium itubu Kunth | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium jacquinianum Schult. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium lanatum A. St.-Hil. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium lasiocarpum C.Presl | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium lehmanii Hieron. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium leptorhizum DC. ex Ging. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium linarifolium Ging. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium linarioides C.Presl | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium lineare Torr. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium lineare var. platyphyllum A. Gray | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium linearifolium Vieill. ex Guillaumin | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium linearifolium Britton | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium lineatum Ging. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium linifolium (Poir.) DC. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium lobelioides Schltdl. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium loefflingianum Schult. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium longifolium Moç. & Sessé ex Ging. [Illegitimate] | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium lorentzianum Eichler ex Griseb. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium marcucuii Bancr. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium maximiliani Eichler | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium microphyllum Kunth | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium modestum Arechav. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium molle Turcz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium monopetalum Roem. & Schult. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium multiflorum Turcz. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium nanum A.St.-Hil. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium nanum Saint-Hilaire | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium natalense Harv. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium nyassense Engl. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium occultum Pol. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium oppositifolium (L.) Schult. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium oppositifolium var. glaucum (Chodat) Chodat & Hassl. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium oppositifolium var. graminifolium (Chodat) Chodat & Hassl. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium orchidiflorum Schult. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium paraguariense Chodat | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium parietariifolium DC. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium parviflorum (L.f.) Vent. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium phyllanthoides Planch. & Linden ex Triana & Planch. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium poaya A. St.-Hil. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium polygalaefolium Vent. | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ionidium portoricense Krug & Urb. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium procumbens Griseb. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium racemosum Nees & Mart. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium ramosissimum Thwaites | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium rhabdospermum Hochst. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium riparium Kunth [Illegitimate] | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium riparium A. Gray | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium rivalis Arechav. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium scariosum Saint-Hilaire | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium serratum Baker f. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium sessiliflorum (Kuntze) K. Schum. | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ionidium setigerum A. St.-Hil. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium sprengelianum Schult. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium sprucei Eichler | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium stipulaceum Nutt. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium stipulare (Sw.) Schult. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium strictum Vent. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium subglaucum Herzog | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium suffruticosum Ging. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium sylvaticum A.St.-Hil. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium teucriifolium Turcz. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium thesiifolium (Juss. ex Poir.) Roem. & Schult. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium thiemei Donn. Sm. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium thorncroftii N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium thymifolium C.Presl | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium travancoricum Bedd. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium urticifolium Mart. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium verbenaceum Kunth | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium vernonii F.Muell. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium verticillatum (Ortega) Schult. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium villosissimum A. St.-Hil. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium viscidulum Kunth | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ionidium wightiana Wall. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ionidium zippelii Oudem. | 
		Unresolved | 
		  | 
		WCSP (in review) |