familyCyperaceae
genusEleocharis
subgenusEleocharis subg. Eleocharis
sectionEleocharis sect. Eleocharis
speciesEleocharis tenuis
Eleocharis tenuis var. tenuis
Common names: Éléocharide grêle
IllustratedEndemic
Revision as of 20:38, 5 November 2020 by imported>Volume Importer
Rhizomes 0.4–1 mm thick, soft to hard, longer internodes (2–)5–10 mm, scales seldom decaying to fibers. Culms to 0.35 mm wide. Leaves: distal leaf sheaths with or without apical tooth to 0.2 mm. Flowers: perianth bristles sometimes present. Achenes lemon yellow, stramineous, or yellow-green, finely rugulose and usually finely cancellate at 10–20X, with 8–12 (often obscure) depressions in each vertical series. Tubercles as high as wide or sometimes greatly depressed. 2n = 24.
Phenology: Fruiting summer.
Habitat: Freshwater shores, wet woods, bogs, ditches
Elevation: 10–1100 m
Distribution
N.B., N.S., P.E.I., Que., Calif., Conn., Del., Ky., La., Maine, Md., Mass., N.H., N.J., N.Y., N.C., Ohio, Okla., Pa., R.I., S.C., Tenn., Vt., Va., W.Va.
Discussion
Occasionally plants of Eleocharis tenuis var. tenuis are found mostly submerged.
Selected References
None.
Lower Taxa
None.