Carex raynoldsii

Dewey

Amer. J. Sci. Arts, ser. 2, 32: 39. 1861.

IllustratedEndemic
Synonyms: Carex lyallii Boott
Treatment appears in FNA Volume 23. Treatment on page 412. Mentioned on page 402, 410.

Plants cespitose. Culms 20–75 cm, smooth. Leaves 3–7 mm wide. Inflorescences: proximal bracts shorter than or exceeding inflorescences; spikes separate, short-oblong or elongate, 10–20 × 3–5 mm, of similar length; proximal spikes often divergent to pendent, long-pendunculate; distal spikes divergent or erect, short-pendunculate; lateral 2–4 spikes pistillate; terminal spike staminate. Pistillate scales brown or black, margins hyaline, lanceolate, shorter than or equaling and narrower than perigynia, midvein same color as body, inconspicuous or lighter colored and conspicuous, often raised, prominent, apex acute or short-mucronate. Perigynia ascending, spreading, greenish yellow or yellowbrown, veined, broadly elliptic or obovate, 3.5–4.5 × 1.75–2 mm, apex abruptly beaked, smooth; beak 0.3–0.5 mm, bidentate, smooth. Achenes nearly filling body of perigynia. 2n = 58.


Phenology: Fruiting Jun–Aug.
Habitat: Subalpine and alpine meadows
Elevation: 1000–3200 m

Distribution

V23 747-distribution-map.jpg

Alta., B.C., Sask., Calif., Colo., Idaho, Mont., Nev., Oreg., Utah, Wash., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Carex raynoldsii"
trigonous +
smaller +
papillose +  and smooth +
David F. Murray +
shortened +
cuneate +  and more or less rounded +
bidentate +
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 /> (75 cm750 mm <br />0.75 m <br />) +
short-pendunculate +
Alta. +, B.C. +, Sask. +, Calif. +, Colo. +, Idaho +, Mont. +, Nev. +, Oreg. +, Utah +, Wash. +  and Wyo. +
1000–3200 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 +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
shorter than or equaling and narrower than perigynia +
lanceolate +
lighter colored +  and inconspicuous +
prominent +, raised +  and conspicuous +
with (1-)3-6(-30) bristles and/or scales +
yellowbrown +  and greenish yellow +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
spreading +  and ascending +
0.175 cm1.75 mm <br />0.00175 m <br /> (0.2 cm2 mm <br />0.002 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 +
Amer. J. Sci. Arts, ser. +
black without yellowbrown +  and brown +
adventitious +
black +  and brown +
basal +  and proximal +
2-keeled +
cylindric +
Illustrated +  and Endemic +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
elongate;short-oblong +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
2 +  and 3 +
papillate +
deciduous +
2-3(-4)-fid +
Carex lyallii +
Carex raynoldsii +
Carex sect. Racemosae +
species +
stoloniferous +, rhizomatous +  and long +
plant +  and cespitose +