Difference between revisions of "Egeria"
Annales des Sciences Naturelles, Botanique sér. 3, 11: 79. 1849.
FNA>Volume Importer |
FNA>Volume Importer |
||
| Line 50: | Line 50: | ||
|publication year=1849 | |publication year=1849 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V22/V22_44.xml |
|genus=Egeria | |genus=Egeria | ||
}}<!-- | }}<!-- | ||
-->[[Category:Treatment]][[Category:Hydrocharitaceae]] | -->[[Category:Treatment]][[Category:Hydrocharitaceae]] | ||
Revision as of 20:02, 24 September 2019
Plants perennial, of fresh waters. Rhizomes and stolons absent. Erect stems rooted in substrate, branched or unbranched, elongate. Leaves cauline, in whorls of 5 or more [opposite], submersed, sessile; blade linear, base sloping to stem, apex obtuse; midvein without rows of lacunae along side(s), blade uniform in color throughout;; abaxially surface without prickles or aerenchyma; intravaginal squamules entire. Inflorescences 1-flowered, sessile; spathes not winged. Flowers unisexual, staminate and pistillate on different plants, projected to surface by slender, elongate floral tube base, pedicellate; petals white. Staminate flowers: filaments distinct; anthers linear; pollen in monads. Pistillate flowers: ovary 1-locular; styles 3, not 2-fid. Fruits ovoid, smooth, dehiscing irregularly. Seeds fusiform, mucilaginous.
Distribution
North America, Central America, South America, Eurasia, Africa, Australia.
Discussion
Species 2 (1 in the flora).