Carex oreocharis

T. Holm

Amer. J. Sci. 159: 358, fig. 2. 1900.

Illustrated
Synonyms: Carex oreocharis var. enantiomorpha Kelso
Treatment appears in FNA Volume 23. Treatment on page 567. Mentioned on page 566.
Revision as of 00:25, 30 July 2020 by imported>Volume Importer
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Culms trigonous, not filiform or wiry, angles proximal to spike blunt or sharp, 10–50 cm, usually longer than leaves. Leaves: basal leaf-sheaths ± fibrillose when old; blades light to bright green, folded or channeled, not quill-shaped, 5–15 cm, (0.7–) 1–2 mm wide near base. Spike 17–40 × 4–6.5 mm; staminate portion 10–16 (–20) mm. Proximal pistillate scales golden-brown (cream-colored) with white margins to 1.2 mm wide or cream-colored throughout, orbiculate, 3–5.5 × 2–3.5 mm, shorter than mature perigynia, apex obtuse to awned. Staminate scales gold with white margins, oblong-lanceolate, apex obtuse to acute. Perigynia 3–15, erect to appressed, white to gold, broadly obovate to broadly ovate, 3–4.5 × 1.4–2.2 mm, body hirsute or puberulent at least proximal to beak; beak (0.4–) 0.5–1 mm; rachilla present. Achenes obovate to elliptic, 2.2–2.6 (–3) × 1.2–1.9 mm. Stigmas ± black.


Phenology: Fruiting spring–summer.
Habitat: Dry slopes in granitic soils
Elevation: 2200–3300 m

Distribution

V23 1081-distribution-map.jpg

Colo., Wyo., Mexico (Coahuila)

Discussion

Selected References

None.

Lower Taxa

None.

"shortened" is not a number."puberulent" is not a number. "hirsute" is not a number.

... more about "Carex oreocharis"
0.26 cm2.6 mm <br />0.0026 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0.22 cm2.2 mm <br />0.0022 m <br /> (0.26 cm2.6 mm <br />0.0026 m <br />) +
obovate;elliptic +
1.2mm;1.9mm +
usually longer +
10 cm100 mm <br />0.1 m <br /> (50 cm500 mm <br />0.5 m <br />) +
obtuse;acute +
Joy Mastrogiuseppe +
T. Holm +
rounded +  and tapering +
Filifoliae +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
puberulent +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
light +  and bright green +
not quill--shaped +, channeled +  and folded +
5 cm50 mm <br />0.05 m <br /> (?) +  and 15 cm150 mm <br />0.15 m <br /> (?) +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
not filiform +  and trigonous +
Colo. +, Wyo. +  and Mexico (Coahuila) +
2200–3300 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Dry slopes in granitic soils +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
0mm +  and 1.2mm +
with (1-)3-6(-30) bristles and/or scales +
white +  and gold +
0.3 cm3 mm <br />0.003 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
erect +  and appressed +
0.14 cm1.4 mm <br />0.0014 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
Fruiting spring–summer. +
2-3(-4)-carpellate +
1.6 cm16 mm <br />0.016 m <br /> (2 cm20 mm <br />0.02 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
3 (?) +  and 1 (?) +
Amer. J. Sci. +
adventitious +
staminate +  and pistillate +
gold +, cream-colored +  and golden-brown +
basal +  and proximal +
oblong-lanceolate;orbiculate +
0.2 cm2 mm <br />0.002 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
cylindric +
Illustrated +
1.7 cm17 mm <br />0.017 m <br /> (4 cm40 mm <br />0.04 m <br />) +
sharp;blunt +
0.4 cm4 mm <br />0.004 m <br /> (0.65 cm6.5 mm <br />0.0065 m <br />) +
1 +  and 3 +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex oreocharis var. enantiomorpha +
Carex oreocharis +
Carex sect. Filifoliae +
species +
plant +  and cespitose +