Texas Vascular Plant Checklist:  Marsileaceae
The Water Clover Family
(Polypodiophyta, Polypodiopsida, Marsileidae)

 Marsilea
   ancylopoda A. Braun
   macropoda Engelm. ex A. Braun (largefoot pepperwort, water-clover)
   mollis B.L. Robins. & Fernald (chihuahuan water clover)
   vestita Hook. & Grev. (hooked pepperleaf, water-clover, hairy pepperwort)

 Pilularia
   americana A. Braun (american pillwort, waterpepper)