MARSILEACEAE (Water-clover family)

Marsilea quadrifolia L. European waterclover [US; Illinois; Jackson County; Carbondale; T9S, R1W, S21; 37 deg. 42.951'N; 89 deg. 13.216'W; 440 feet][pond 20 m north of Morris Library, Southern Illinois University; September 6, 2003; Collected by Chuck Walker; Identified by Josh Der, Dylan Kosma, & Chuck Walker; #IL527]

Marsilea vestita Hook. & Grev. hairy waterclover [US; California; Modoc County; T36N, R9E, S28; 40 deg. 55.669'N; 120 deg. 56.189'W; 5,250 feet][Buckhorn Waterhole, Silva Flats, July 20, 2004; Collected by Matt Minarchek & Chuck Walker; Identified by Chuck Walker; #CA72]