Pilularia americana A.Brown

American Pillwort
Marsileaceae

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Protologue: Monatsber. Konigl. Preuss. Akad. Wiss. Berlin 1863: 435 (1863)
Pronunciation: Pi-lu-lá-ri-a a-me-ri-cà-na
Etymology: L. pilula, a little ball, referring to the spherical sporocarps + of America

Jepson eFlora Treatment

SD County Synoptic Voucher


Distribution:
 
Left: S.D. County Plant Atlas (http://sdplantatlas.org). Right: CCH2. Click to see current herbarium records.  

Pilularia americana
Very small plants, growing in mud of vernal pool.



Pilularia americana



Pilularia americana
Note spherical sporocarps, which may remain dormant in the soil until rains of the following year, at which time they may "germinate".