Common names: Éléocharide grêle
IllustratedEndemic
Treatment appears in FNA Volume 23. Treatment on page 88. Mentioned on page 87.

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

V23 120-distribution-map.jpg

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.
S. Galen Smith* +, Jeremy J. Bruhl* +, M. Socorro González-Elizondo* +  and Francis J. Menapace* +
(Willdenow) Schultes +
Scirpus tenuis +
Éléocharide grêle +
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. +  and W.Va. +
10–1100 m +
Freshwater shores, wet woods, bogs, ditches +
Fruiting summer. +
Illustrated +  and Endemic +
Eleocharis +
Eleocharis tenuis var. tenuis +
Eleocharis tenuis +
variety +