Carex deflexa var. deflexa

Common names: Carex déprimé
IllustratedEndemic
Synonyms: Carex deflexa var. deanii
Treatment appears in FNA Volume 23. Treatment on page 535. Mentioned on page 536.

Culms usually smooth or weakly scabrous distally. staminate spikes 3.1–5.7 × 0.7–1.1 mm. 2n = 20–24, 30, 36.


Phenology: Fruiting mid May–late Aug.
Habitat: Moist to dry, open or shaded, mixed and coniferous woodlands, talus slopes, ridges, rock outcrops, burns, clearings, fields, banks, snowbeds
Elevation: 20–1700 m

Distribution

V23 1004-distribution-map.jpg

Greenland, St. Pierre and Miquelon, Alta., B.C., Man., N.B., Nfld. and Labr., N.W.T., N.S., Ont., Que., Sask., Yukon, Alaska, Conn., Maine, Mass., Mich., N.H., N.Y., Vt., W.Va., Wis.

Discussion

Plants recently discovered in the southern Appalachian Mountains (Georgia, North Carolina, and Virginia) have staminate spikes similar to those of Carex deflexa var. boottii, averaging larger than those of var. deflexa. They also tend to produce basal spikes more consistently than do the northern plants.

Selected References

None.

Lower Taxa

None.
William J. Crins +  and Jeff H. Rettig +
Hornemann +
Carex déprimé +
Greenland +, St. Pierre and Miquelon +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. +, N.W.T. +, N.S. +, Ont. +, Que. +, Sask. +, Yukon +, Alaska +, Conn. +, Maine +, Mass. +, Mich. +, N.H. +, N.Y. +, Vt. +, W.Va. +  and Wis. +
20–1700 m +
Moist to dry, open or shaded, mixed and coniferous woodlands, talus slopes, ridges, rock outcrops, burns, clearings, fields, banks, snowbeds +
Fruiting mid May–late Aug. +
Fors. Oecon. Plantel. ed. +
Illustrated +  and Endemic +
Carex deflexa var. deanii +
Carex deflexa var. deflexa +
Carex deflexa +
variety +