View source for Pilularia

{{Treatment/ID
|accepted_name=Pilularia
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 1100. 1753; Gen. Pl. ed. 5, 486, 1754
|year=1754
}}
|common_names=Pillwort
|basionyms=
|synonyms=
|hierarchy=Marsileaceae;Pilularia
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Marsileaceae]]</div><div class="higher-taxon"><small>genus</small>[[Pilularia]]</div></div>
|etymology=Latin pilula, a little ball, in reference to the spheric sporocarps
|volume=Volume 2
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="plant growth form or habitat;plant duration;mud pubescence"><b>Plants </b>aquatic, commonly entirely under water and infrequently persisting on bare mud.</span> <span class="statement" id="st-d0_s1" data-properties="root orientation"><b>Roots </b>arising at nodes.</span> <span class="statement" id="st-d0_s2" data-properties="leaf shape;leaf shape;blade count;blade size"><b>Leaves </b>filiform, terete, lacking expanded blades.</span> <span class="statement" id="st-d0_s3" data-properties="sporocarp location;sporocarp fixation;stalk architecture;base orientation;base architecture;petiole orientation;petiole architecture;tooth count"><b>Sporocarps </b>subterranean, borne on unbranched stalks arising at bases of petioles, attached laterally to stalk apex (attached portion called raphe), lacking teeth;</span> <span class="statement" id="st-d0_s4" data-properties="sporocarp pubescence;sporocarp dehiscence;valve count">sporocarps densely to sparsely hairy, less so with age, dehiscing into 4 valves.</span><!--

-->{{Treatment/Body
|distribution=North America;South America;Europe;Pacific Islands in New Zealand;Australia.
|discussion=<p>Species 6 (1 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=dennis1981a
|text=Dennis, W. M. and D. H. Webb. 1981. The distribution of Pilularia americana A. Br. (Marsileaceae) in North America, north of Mexico. Sida 9: 19--24. Petrik-
}}{{Treatment/Reference
|id=ott1980a
|text=Ott, A. J. and F. D. Ott. 1980. Pilularia americana new to Tennessee. Amer. Fern J. 70: 29--30.
}}
}}<!--

--><!--

-->{{#Taxon:
name=Pilularia
|author=David M. Johnson
|authority=Linnaeus
|rank=genus
|parent rank=family
|synonyms=
|basionyms=
|family=Marsileaceae
|distribution=North America;South America;Europe;Pacific Islands in New Zealand;Australia.
|reference=dennis1981a;ott1980a
|publication title=Sp. Pl.
|publication year=1754
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/287ef3db526bd807d435a3c7423ef2df1e951227/V2/V2_22.xml
|genus=Pilularia
|base architecture=unbranched
|base orientation=arising
|blade count=lacking
|blade size=expanded
|leaf shape=terete;filiform
|mud pubescence=bare
|petiole architecture=unbranched
|petiole orientation=arising
|plant duration=persisting
|plant growth form or habitat=aquatic
|root orientation=arising
|sporocarp dehiscence=dehiscing
|sporocarp fixation=attached
|sporocarp location=subterranean
|sporocarp pubescence=hairy
|stalk architecture=unbranched
|tooth count=lacking
|valve count=4
}}<!--

-->[[Category:Treatment]][[Category:Marsileaceae]]