Carex vallicola

Dewey

Amer. J. Sci. Arts, ser. 2, 32: 40. 1861.

Illustrated
Synonyms: Carex rusbyi Mackenzie Carex vallicola var. rusbyi (Mackenzie) F. J. Hermann
Treatment appears in FNA Volume 23. Treatment on page 290. Mentioned on page 286, 291.

Plants without conspicuous rhizomes. Culms 12–60 cm, 1–1.3 mm wide basally, 0.5–1 mm wide distally. Leaves: sheaths tight, green, fronts hyaline; ligules less than 2 mm, wider than long; widest leaf-blades 1–3 mm wide, papillose adaxially. Inflorescences with 5–10 crowded spikes, 0.5–3 cm × 5–8 mm; proximal bracts to 1 (–3) cm; spikes with 2–10 ascending perigynia. Pistillate scales hyaline or pale-brown with green 1–3-veined center, ovate, 2.8–3.2 × 1.8–2.6 mm, body slightly shorter than to length of perigynium, apex acute to short-awned. Anthers 1.8–2.3 mm. Perigynia brown, abaxial face 7–15-veined proximally, otherwise veinless or obscurely veined, 3.3–4 × 1.8–2.3 mm, base of perigynium spongy, thickened and longitudinally striate adaxially, spongy region 0.7–1 mm, margins serrulate to subentire distally; beak 0.5–1 mm, apical teeth 0.1–0.3 mm. Stigmas straight or slightly twisted, 0.05 mm wide. Achenes ovate to circular, 1.6–2.7 × 1.5–2 mm.


Phenology: Fruiting spring–early summer.
Habitat: Dry to mesic hillsides, grasslands, thickets, open forests
Elevation: 500–3000 m

Distribution

V23 493-distribution-map.jpg

B.C., Ariz., Calif., Colo., Idaho, Mont., Nev., N.Mex., Oreg., S.Dak., Utah, Wash., Wyo., Mexico (Hidalgo)

Discussion

Selected References

None.

Lower Taxa

None.

"widest" is not a number.

... more about "Carex vallicola"
veined +, veinless +  and 7-15-veined +
0.33 cm3.3 mm <br />0.0033 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.23 cm2.3 mm <br />0.0023 m <br />) +
0.16 cm1.6 mm <br />0.0016 m <br /> (0.27 cm2.7 mm <br />0.0027 m <br />) +
ovate;circular +
smaller +
1.5mm;2mm +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.23 cm2.3 mm <br />0.0023 m <br />) +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
Peter W. Ball +
shortened +
white-hyaline +, hyaline +  and narrow +
red tinged +  and brown +
rounded +
bidentate +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 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 +
round +  and trigonous +
12 cm120 mm <br />0.12 m <br /> (60 cm600 mm <br />0.6 m <br />) +
0.5mm;1mm +
B.C. +, Ariz. +, Calif. +, Colo. +, Idaho +, Mont. +, Nev. +, N.Mex. +, Oreg. +, S.Dak. +, Utah +, Wash. +, Wyo. +  and Mexico (Hidalgo) +
500–3000 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Dry to mesic hillsides, grasslands, thickets, open forests +
, +  and racemose +
sessile +  and pistillate +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
0 cm0 mm <br />0 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
wider than long +
serrulate;subentire +
with (1-)3-6(-30) bristles and/or scales +
stipitate +, not +  and veined +
Fruiting spring–early summer. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Amer. J. Sci. Arts, ser. +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
adventitious +
pale-brown +  and hyaline +
0.28 cm2.8 mm <br />0.0028 m <br /> (0.32 cm3.2 mm <br />0.0032 m <br />) +
basal +  and proximal +
1.8mm;2.6mm +
cylindric +
Illustrated +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex rusbyi +  and Carex vallicola var. rusbyi +
Carex vallicola +
Carex sect. Phaestoglochin +
species +
rhizomatous +  and short-rhizomatous +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +