familyCyperaceae
genusEleocharis
subgenusEleocharis subg. Eleocharis
sectionEleocharis sect. Eleocharis
speciesEleocharis compressa
Eleocharis compressa var. compressa
Common names: Flat-stemmed spike-rush éléocharide comprimée
IllustratedEndemic
Revision as of 00:27, 30 July 2020 by imported>Volume Importer
Culms compressed, 2–5 times as wide as thick, 0.5–1.8 mm wide. Distal leaf-sheaths without tooth. 2n = 24.
Phenology: Fruiting late spring–winter.
Habitat: Damp soil to shallow water of seasonally wet seeps and depressions in calcareous grasslands, meadows, limestone and dolomite barrens, glades, fens, ditches, waste places
Elevation: 0–2100 m
Distribution
Ont., Que., Ala., Ark., Colo., D.C., Ill., Ind., Iowa, Kans., Ky., Md., Mich., Minn., Miss., Mo., Nebr., N.Y., Ohio, Pa., S.Dak., Tenn., Va., W.Va., Wis.
Discussion
Selected References
None.
Lower Taxa
None.
"shortened" is not a number.
... more about "Eleocharis compressa var. compressa"
falling +
terete;trigonous;biconvex +
0.4mm;2mm +
0.6mm;0.8mm +
yellow;orangebrown +
basifixed +
redbrown +
callose +
acute;acuminate +
colorless hyaline +
mostly longer than wide +
carinate +
persistent +
absent +
1;many +
2;3 +
internal +
persistent +
persistent +
amplexicaulous +
compressed +
spongy;firm;hard +
0.5mm;1.8mm +
2-5 times as wide as thick +
not splitting +
disintegrating +
persistent +
basal +
abundant +
coarse +
spreading +
medium +
single +
bisexual +
6;20;60 +
Damp soil to shallow water of seasonally wet seeps and depressions in calcareous grasslands, meadows, limestone and dolomite barrens, glades, fens, ditches, waste places +
Present +
pseudoumbel +
modified +
absent +
basal +
absent +
fused +
ovate +
flattened +
cancellate +
rugulose +
spinulose +
falling +
absent +
with (1-)3-6(-30) bristles and/or scales +
thin +
2-3(-4)-carpellate +
fused +
pistillate +
subtending +
stramineous;medium brown or red brown or blackish brown +
Amer. J. Sci. Arts +
1842 +
length +
absent +
evident +
caudex-like +
short to rather +
firm +
horizontal +
14;20 +
blunt +
adventitious +
fibrous +
empty +
arranged +
evident +
4;500 +
fertile +
2-keeled +
papery +
incomplete +
transverse +
vertical +
cylindric +
single +
ovoid +
2mm;4mm +
distinct +
papillate +
undivided +
Eleocharis compressa var. compressa +
Eleocharis compressa +
variety +
free +
thin +
absent +
brown +
distinct +
0.15mm;0.3mm +
rudimentary +
stoloniferous +
perennial +
proliferating +
5;100 +