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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
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Plant generally aquatic or in perennially wet areas, generally rooted in mud; rhizome creeping, slender, branched. Leaf: floating, emergent, or out of water, ± alike; blade 1-palmate or 0, << stipe; veins not or repeatedly forked, free or netted. Sporangia: in stalked, spheric or ± flat-ovoid, hard cases of 1 kind, attached near stipe base. Spores: large megaspores (female) and small microspores (male), in separate sporangia.
3 genera, ± 70 species: especially temperate. —Scientific Editors: Alan R. Smith, Bruce G. Baldwin.
Key to Marsileaceae
Leaf: blades floating and emergent; stipe of floating leaves weak. Sporangium case: fused to stalk 0.8–1.7 mm, ± flat-ovoid; hairs long, dense, deciduous or not; distal tooth present or 0, tip of stalk often appearing tooth-like.Key to Marsilea
± 60 species (L.F. Marsigli, Italian botanist, 1656–1730) [Johnson 1986 Syst Bot Monogr 11:1–87] Marsilea mutica Mett. (native to Australia, New Caledonia), Marsilea drummondii A. Braun (native to Australia) cultivated in United States in aquatic gardens, occasional escape in urban areas, may persist in California; weed of concern in southeastern US [Knepper et al. 2002 Amer Fern J 92:243–244].
Previous taxon: Marsileaceae
Next taxon: Marsilea oligospora
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Mar 6 2014
Citation for this treatment: [Author of taxon treatment] 2012. Marsilea, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=8887, accessed on Mar 6 2014
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