General:
Semi-terrestrial perennial with leaves arising in small clusters from a thin creeping rhizome.
Leaves:
With 4 rounded segments (leaflets), resembling a 4-leaved clover; individual leaflets rounded or wedge-shaped elliptical, 0.5-3 cm long and about as wide, submerged or floating on the water surface, or in terrestrial plants standing on thread-like stipes.
If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.
Illustration Source: The Illustrated Flora of British Columbia
Synonyms and Alternate Names:
Marsilea fournieri C. Chr.
Marsilea minuta L.
Marsilea mucronata A. Braun
Marsilea tenuifolia Engelm. ex A. Braun
Marsilea uncinata A. Braun
Marsilea vestita subsp. tenuifolia (Engelm. ex A. Braun) D.M. Johnson
Marsilea vestita subsp. vestita Hook. & Grev. [superfluous autonym]
Marsilea vestita var. mucronata (A. Braun) Baker