⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-26603594, with some changes.

Azolla mexicana C. Presl is a synonym of Azolla microphylla Kaulf.

This name is a synonym of Azolla microphylla Kaulf..

The record derives from Tropicos which reports it as a synonym (record 26603594) with original publication details: Abh. Königl. Böhm. Ges. Wiss. 3: 150 150 1845.