Carex buxbaumii

Wahlenberg

Kongl. Vetensk. Acad. Nya Handl. 24: 163. 1803.

Common names: Carex de Buxbaum
Illustrated
Basionym: Carex polygama Mackenzie 1801
Synonyms: Carex buxbaumii var. anticostensis Raymond Carex holmiana
Treatment appears in FNA Volume 23. Treatment on page 409. Mentioned on page 384, 403, 407, 410, 459.

Plants cespitose, long-rhizomatous. Culms 25–75 cm, distally scabrous. Leaves 2–3.5 mm wide. Inflorescences: proximal bracts shorter than, equaling, or exceeding inflorescences; spikes separate, erect, short-pendunculate, short-oblong or elongate, 10–25 × 6–10 mm; lateral 2–3(–4) spikes pistillate; terminal spike gynecandrous. Pistillate scales light to dark brown, lanceolate, shorter or much longer and narrower than perigynia, midvein lighter colored than body, conspicuous, often raised, prominent, apex acute or acuminate, mucronate, mucro 0.5–3 mm. Perigynia ascending, gray green or whitish, faintly veined, elliptic, 2.5–4 × 1.5–2 mm, apex beakless or abruptly beaked, densely papillose; beak to 0.2 mm. Achenes nearly filling body of perigynia. 2n = ca. 106.


Phenology: Fruiting May–Sep.
Habitat: Wet meadows, marshes, fens
Elevation: 20–3000 m

Distribution

V23 738-distribution-map.jpg

Greenland, Alta., B.C., Man., N.B., Nfld. and Labr., N.W.T., N.S., Ont., Que., Sask., Yukon, Alaska, Ark., Colo., Conn., Del., Idaho, Ill., Ind., Iowa, Kans., Maine, Md., Mass., Mich., Minn., Mo., Mont., Nebr., N.H., N.Y., N.C., N.Dak., Ohio, Oreg., Pa., R.I., S.C., S.Dak., Utah, Vt., Va., Wash., W.Va., Wis., Wyo., Eurasia.

Discussion

The plant reported by M. Raymond (1950) as Carex hartmanii Cajander is most likely this species (J. Cayouette, pers. comm.).

Selected References

None.

Lower Taxa

None.
... more about "Carex buxbaumii"
David F. Murray +
Wahlenberg +
Carex polygama +
Carex de Buxbaum +
Greenland +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. +, N.W.T. +, N.S. +, Ont. +, Que. +, Sask. +, Yukon +, Alaska +, Ark. +, Colo. +, Conn. +, Del. +, Idaho +, Ill. +, Ind. +, Iowa +, Kans. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Mo. +, Mont. +, Nebr. +, N.H. +, N.Y. +, N.C. +, N.Dak. +, Ohio +, Oreg. +, Pa. +, R.I. +, S.C. +, S.Dak. +, Utah +, Vt. +, Va. +, Wash. +, W.Va. +, Wis. +, Wyo. +  and Eurasia. +
20–3000 m +
Wet meadows, marshes, fens +
Fruiting May–Sep. +
Kongl. Vetensk. Acad. Nya Handl. +
Illustrated +
Carex buxbaumii var. anticostensis +  and Carex holmiana +
Carex buxbaumii +
Carex sect. Racemosae +
species +