Difference between revisions of "Soleirolia"

Gaudichaud Beaupré

Voy. Uranie 12: 503. 1830.

Etymology: For Captain Soleirol, collector in Corsica
Treatment appears in FNA Volume 3.
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V3/V3_526.xml
 
|genus=Soleirolia
 
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Revision as of 17:17, 18 September 2019

Herbs, perennial, with nonstinging hairs. Stems 1-25-branched, repent, filiform, mat-forming. Leaves alternate; stipules absent. Leaf blades orbiculate to oblong, margins entire; cystoliths elongate, linear. Inflorescences axillary, 1-flowered. Flowers unisexual, proximal flowers pistillate, the distal staminate; bracts subtending pistillate flowers developing 3 corky wings covered with fine, hooked hairs in fruit. Staminate flowers: tepals 4, distinct, equal; stamens4; pistillode obovate. Pistillate flowers: tepals 4, connate, lacking hooked hairs; staminodes absent; stigma filiform, deciduous. Achenes sessile, ovoid, apex acute, tightly enclosed by scarious perianth and surrounded by connivent, winged bracteoles. x=10.

Distribution

North America, Europe (Sardinia and Corsica).

Discussion

Species 1

This monotypic genus was first reported naturalized in California in 1940.