Carex bicolor

Allioni
Fl. Pedem. 2: 267. 1785.
Common names: Carex bicolore
Illustrated
Treatment appears in FNA Volume 23. Treatment on page 426. Mentioned on page 425.

Culms erect or procumbent, to 20 cm. Leaves: blades 2–6 cm × 1–2.5 mm. Inflorescences: proximal bracts scalelike or leaflike, sheathless or with sheaths to 5 mm; lateral spikes with 5–25 perigynia, usually fastigiate, occasionally proximal distant, dense, 5–12 × 3.5–5.5 mm; middle internodes 0.2–0.4 mm; terminal spike gynecandrous, usually less than 1/3 of flowers staiminate, sessile, 6–11 mm, 1.1–1.8 mm wide in staminate portion. Pistillate scales ascending, ovate-circular, 1.9–2.5(–3) × 1.1–1.7 mm, apex obtuse, sometimes slightly mucronate. Staminate scales usually black or, rarely, dark brown with green midvein and hyaline margins, oblong-ovate, 2–3.5 mm, apex obtuse. Perigynia ascending, white, elliptic-ovate, 1.8–3 × 1–1.8 mm, densely papillose. Achenes obovate, 1.4–2 × 1–1.6 mm. 2n = ca. 52.


Phenology: Fruiting summer.
Habitat: Moist tundra, usually calcareous, rocks and soils
Elevation: 0–500 m

Distribution

V23 780-distribution-map.jpg

Greenland, B.C., Man., Nfld. and Labr. (Nfld.), N.W.T., Nunavut, Ont., Que., Sask., Alaska, Europe, Asia.

Discussion

Selected References

None.

Lower Taxa

None.

... more about "Carex bicolor"
Peter W. Ball +
Allioni +
Bicolores +
Carex bicolore +
Greenland +, B.C. +, Man. +, Nfld. and Labr. (Nfld.) +, N.W.T. +, Nunavut +, Ont. +, Que. +, Sask. +, Alaska +, Europe +  and Asia. +
0–500 m +
Moist tundra, usually calcareous, rocks and soils +
Fruiting summer. +
Illustrated +
Carex bicolor +
Carex sect. Bicolores +
species +