Carex whitneyi

Olney

Proc. Amer. Acad. Arts 7: 394. 1868.

IllustratedEndemic
Synonyms: Carex flaccifolia Mackenzie Carex jepsonii J. T. Howell
Treatment appears in FNA Volume 23. Treatment on page 485. Mentioned on page 487.

Culms 25–100 cm. Leaves: sheath fronts brownish; blades 2–6 mm wide. Spikes: proximal pistillate spikes white, ovate, 7–30 × 5–9 mm, ciliate distally; terminal spike white-hyaline, tinged redbrown, ovate, 5–30 × 2–4 mm. Perigynia green, ca. 5-veined, 3.7–5.5 × 1.5–2.5 mm; beak tip with narrow, white margins. Achenes ovoid to obovoid, 2.8–3.9 × 1.7–2.4 mm.


Phenology: Fruiting summer.
Habitat: Dry, sandy and gravelly meadows, open forests
Elevation: 1200–3400 m

Discussion

Selected References

None.

Lower Taxa

None.

"shortened" is not a number."not undefined" is not a number.

... more about "Carex whitneyi"
0.28 cm2.8 mm <br />0.0028 m <br /> (0.39 cm3.9 mm <br />0.0039 m <br />) +
ovoid;obovoid +
1.7mm;2.4mm +
tapering;cuspidate;acute +
Joy Mastrogiuseppe +
rounded +
bidentate +
0.025 cm0.25 mm <br />2.5e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
m--shaped +
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
redbrown +  and brown +
round +  and trigonous +
25 cm250 mm <br />0.25 m <br /> (100 cm1,000 mm <br />1 m <br />) +
Calif. +, Nev. +  and Oreg. +
1200–3400 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Dry, sandy and gravelly meadows, open forests +
prophyllate +, pedunculate +  and pistillate +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
not protruding +
with (1-)3-6(-30) bristles and/or scales +
0.37 cm3.7 mm <br />0.0037 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
spreading +  and ascending +
0.37 cm3.7 mm <br />0.0037 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
Fruiting summer. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
not sheathing +  and leaflike +
Proc. Amer. Acad. Arts +
adventitious +
basal +  and proximal +
2-keeled +
cylindric +
Illustrated +  and Endemic +
0.7 cm7 mm <br />0.007 m <br /> (3 cm30 mm <br />0.03 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
1 +  and 3 +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex flaccifolia +  and Carex jepsonii +
Carex whitneyi +
Carex sect. Longicaules +
species +
tinged redbrown +  and white-hyaline +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
plant +  and cespitose +