Carex chalciolepis

T. Holm

Amer. J. Sci. 166: 28, figs. 1–5. 1903.

IllustratedEndemic
Synonyms: Carex atrata var. chalciolepis (T. Holm) Kükenthal Carex atrata var. larimerana (Kelso) Kelso Carex chalciolepis var. larimerana Kelso Carex heteroneura var. chalciolepis (T. Holm) F. J. Hermann
Treatment appears in FNA Volume 23. Mentioned on page 405.

Plants densely cespitose. Culms 20–50 cm, smooth. Leaves 2.5–5 mm wide. Inflorescences: proximal bracts shorter than or exceeding inflorescences; spikes contiguous, overlapping, distinct or the proximal separate and pendent, elongate, 10–25 × 6–10 mm; proximal long-pendunculate; lateral 3–6 spikes pistillate or, rarely, gynecandrous; terminal spike gynecandrous. Pistillate scales chestnut or brownish black with hyaline margins, lanceolate, equaling or longer than and narrower than perigynia, midvein same color as body, inconspicuous, slightly raised, prominent. Perigynia ascending, purple-brown with green or pale-yellow margins, veinless, broadly ovate, 3–4 × 2.25–3.5 mm, apex abruptly beaked, distally papillose; beak 0.3–0.5 mm, entire or shallowly bidentate, smooth. Achene filling proximal 1/2 or less of perigynium.


Phenology: Fruiting Jun–Aug.
Habitat: Subalpine and alpine meadows
Elevation: 3000–4000 m

Distribution

V23 724-distribution-map.jpg

Ariz., Colo., Mont., Nev., N.Mex., Utah.

Discussion

Carex chalciolepis has pendent spikes with an almost shaggy appearance from pistillate scales typically longer than the perigynia. Similar forms are found among C. aterrima Hoppe in eastern Siberia.

Selected References

None.

Lower Taxa

None.
... more about "Carex chalciolepis"
trigonous +
smaller +
papillose +
David F. Murray +
T. Holm +
shortened +
cuneate +  and more or less rounded +
bidentate +  and entire +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
v--shaped +
0mm;20mm +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
papillose +  and smooth +
red +  and purple +
round +  and trigonous +
20 cm200 mm <br />0.2 m <br /> (50 cm500 mm <br />0.5 m <br />) +
Ariz. +, Colo. +, Mont. +, Nev. +, N.Mex. +  and Utah. +
3000–4000 m +
hypogynous +  and subtending +
biconvex +  and trigonous +
Subalpine and alpine meadows +
prophyllate +, pedunculate +  and pistillate +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
pale-yellow +, green +  and hyaline +
inconspicuous +
prominent +  and raised +
with (1-)3-6(-30) bristles and/or scales +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
0.225 cm2.25 mm <br />0.00225 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
Fruiting Jun–Aug. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
scale-like;,;thread-like +
ladder-fibrillose +  and veined +
purple +, tinged red +  and dotted +
1 cm10 mm <br />0.01 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Amer. J. Sci. +
black without yellowbrown +  and brown +
adventitious +
brownish black +  and chestnut +
basal +  and proximal +
lanceolate +
cylindric +
Illustrated +  and Endemic +
, +  and pistillate +
overlapping +  and contiguous +
distinct +
gynecandrous +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
2 +  and 3 +
papillate +
deciduous +
2-3(-4)-fid +
Carex atrata var. chalciolepis +, Carex atrata var. larimerana +, Carex chalciolepis var. larimerana +  and Carex heteroneura var. chalciolepis +
Carex chalciolepis +
Carex sect. Racemosae +
species +
pistillate +  and staminate +
stoloniferous +, rhizomatous +  and long +
plant +  and cespitose +