Carex glacialis

Mackenzie

Bull. Torrey Bot. Club 37: 244. 1910.

Common names: Carex des glaces
Illustrated
Basionym: Carex pedata Wahlenburg Fl. Lapp., 239, plate 14. 1812,
Synonyms: Carex terrae-novae Fernald
Treatment appears in FNA Volume 23. Treatment on page 557. Mentioned on page 553.

Plants densely cespitose, often forming tussocks, short-rhizomatous. Culms to 20 (–30) cm. Leaf-blades 2– (–10) cm × 0.5–1.5 mm, dead leaf remains often circinnate. Spikes: staminate 2–8 × 0.7–2 mm; pistillate 2–9 × 1–3 mm. Pistillate scales reddish black with hyaline margins, subcircular, 1.4–2.5 × 1.2–2 mm, apex obtuse to subacute, shorter than to as long as perigynium body. Staminate scales reddish black or dark-brown, midvein paler, obovate, 2–3 × 0.8–1.4 mm, apex obtuse to acute. Perigynia reddish black to dark-brown distally, 1.5–2.5 × 0.9–1.2 mm; beak 0.3–0.5 mm. Achenes obovoid, 1.75 × 0.8 mm. 2n = 34.


Phenology: Fruiting summer.
Habitat: Dry rocks, gravel, sand, talus slopes, eskers, on limestone
Elevation: 0–1000 m

Distribution

V23 1062-distribution-map.jpg

Greenland, Alta., B.C., Man., Nfld. and Labr., N.W.T., Nunavut, Ont., Que., Sask., Yukon, Alaska, n Eurasia

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Carex glacialis"
1.75 cm17.5 mm <br />0.0175 m <br /> (?) +
Peter W. Ball +  and David F. Murray +
Mackenzie +
shortened +
not +  and fibrous +
rounded +  and tapering +
Carex pedata +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
thread-like +  and v--shaped +
0mm;20mm +
short-sheathing +  and sheathless +
2-ranked +  and arranged +
ascending +  and appressed +
with short threadlike blade +  and scale-like +
parallel +  and divergent +
terete +, rolled +  and plicate +
Carex des glaces +
purple +  and red +
round +  and trigonous +
0 cm0 mm <br />0 m <br /> (20 cm200 mm <br />0.2 m <br />) +
Greenland +, Alta. +, B.C. +, Man. +, Nfld. and Labr. +, N.W.T. +, Nunavut +, Ont. +, Que. +, Sask. +, Yukon +, Alaska +  and n Eurasia +
0–1000 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Dry rocks, gravel, sand, talus slopes, eskers, on limestone +
septate-nodulose +
prophyllate +, subsessile +  and short-pedunculate +
1.5 cm15 mm <br />0.015 m <br /> (10 cm100 mm <br />0.1 m <br />) +
2 cm20 mm <br />0.02 m <br /> (2 cm20 mm <br />0.02 m <br />) +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
circinnate +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0.8mm;1.4mm +
bidentate +  and entire +
with (1-)3-6(-30) bristles and/or scales +
veined +  and veinless +
reddish black +  and dark-brown +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
ascending +  and spreading +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
Fruiting summer. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
Bull. Torrey Bot. Club +
adventitious +
staminate +  and pistillate +
dark-brown +  and reddish black +
0.14 cm1.4 mm <br />0.0014 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
basal +  and proximal +
subcircular +
1.2mm;2mm +
septate-nodulose +
Illustrated +
pistillate +  and staminate +
0.2 cm2 mm <br />0.002 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex terrae-novae +
Carex glacialis +
Carex sect. Lamprochlaenae +
species +
plant +  and cespitose +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +