Carex typhina

Michaux
Fl. Bor.-Amer. 2: 169. 1803.
Common names: Carex massette
IllustratedEndemic
Synonyms: Carex typhinoides Schweinitz
Treatment appears in FNA Volume 23. Treatment on page 519. Mentioned on page 516, 518, 520.

Plants cespitose, short-rhizomatous. Culms 30–80 cm. Leaves 3.9–8.7 mm wide, glabrous. Spikes (1–)2–4(–6), erect; lateral spikes usually pistillate; terminal spike gynecandrous; staminate portion 4–11 × 1–3.5 mm; pistillate portion oblong to elliptic, 10–43 × 10–16 mm. Pistillate scales 2.3–5.5 × 1.2–1.7 mm, apex acute, sharp or blunt, hidden by perigynia. Staminate scales 4.2–5.8 × 1.4–2 mm, apex acute, sharp or blunt. Perigynia appressed-ascending, the proximal not reflexed, 5.5–7.8 × 2–3 mm, smooth; beak 2.3–2.9 mm, often sparingly scabrous. Achenes sides often concave, 2–2.6 × 1.4–1.7 mm, 1.2–1.9 times as long as wide; style deciduous, straight.


Phenology: Fruiting summer.
Habitat: Wet woods
Elevation: 0–1000 m

Distribution

V23 971-distribution-map.jpg

Ont., Que., Ark., Conn., Del., D.C., Ga., Ill., Ind., Iowa, Ky., La., Maine, Md., Mass., Mich., Minn., Miss., Mo., N.J., N.Y., N.C., Ohio, Pa., S.C., Tenn., Tex., Vt., Va., W.Va., Wis.

Discussion

Carex ×deamii F. J. Hermann is a sterile hybrid described as a cross between C. shortiana Dewey and C. typhina (F. J. Hermann 1938). See comments under 407. C. shortiana.

Selected References

None.

Lower Taxa

None.

... more about "Carex typhina"
Bruce A. Ford +  and A. A. Reznicek +
Michaux +
Carex massette +
Ont. +, Que. +, Ark. +, Conn. +, Del. +, D.C. +, Ga. +, Ill. +, Ind. +, Iowa +, Ky. +, La. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, N.J. +, N.Y. +, N.C. +, Ohio +, Pa. +, S.C. +, Tenn. +, Tex. +, Vt. +, Va. +, W.Va. +  and Wis. +
0–1000 m +
Wet woods +
Fruiting summer. +
Fl. Bor.-Amer. +
Illustrated +  and Endemic +
Carex typhinoides +
Carex typhina +
Carex sect. Squarrosae +
species +