Lipocarpha occidentalis
J. Arnold Arbor. 68: 410. 1987.
IllustratedEndemic
Basionym: Hemicarpha occidentalis A. Gray Proc. Amer. Acad. Arts 7: 391. 1868
Culms 0.5–5 cm × 0.2–0.3 mm. Leaves 0.5–3 cm × 0.5–1 mm. Inflorescences: spikes 1 (–2), globose (to ovoid), 2–3 × 1.5–3 mm, bristly; bracts 2–3, 0.4–2 cm 0.3–0.6 mm. Spikelets: floral scales 2; 1st scale narrowly obovate, 1.8–2.8 × 0.2–0.4 mm, widest proximal to mid length, apex long-acuminate, to 0.6–1.4 mm; 2d scale oblong, 0.6–0.8 × 0.2–0.3 mm; 3d scale absent; stamen 1; anther 0.2 mm; stigmas 2. Achenes obovoid, 0.5–0.8 × 0.3 mm, 1.5–2.5 times long as wide.
Phenology: Fruiting late summer–early fall.
Habitat: Emergent shorelines.
Elevation: 0–1500 m
Distribution
Calif., Oreg., Wash.
Discussion
Selected References
None.
Lower Taxa
None.
"shortened" is not a number.
... more about "Lipocarpha occidentalis"
1.5-2.5 times long +
obovoid +
0.3 +
basifixed +
0.2 cm2 mm <br />0.002 m <br /> (?) +
long-acuminate +
involute +
distinct +
absent +
2;3 +
2;3 +
terete +
0.2mm;0.3mm +
glabrous +
basal +
abundant +
single +
bisexual +
Present +
cluster +
pseudolateral +
ovoid +
pseudoumbel +
modified +
basal +
absent +
fused +
empty +
falling +
absent +
with (1-)3-6(-30) bristles and/or scales +
thin +
2-3(-4)-carpellate +
fused +
pistillate +
subtending +
J. Arnold Arbor. +
1987 +
adventitious +
fibrous +
empty +
arranged +
absent +
1;3 +
fertile +
oblong;obovate +
cylindric +
bristly +
globose +
distinct +
papillate +
undivided +
2-3-fid +
Lipocarpha occidentalis +
Lipocarpha +
species +
free +
thin +
not rhizomatous +
annual +
5;100 +