Kobresia simpliciuscula

(Wahlenberg) Mackenzie

Bull. Torrey Bot. Club 50: 349. 1923.

Common names: Kobrésie simple
Basionym: Carex simpliciuscula Wahlenberg Kongl. Vetensk. Acad. Nya Handl. 24: 141. 1803
Treatment appears in FNA Volume 23. Treatment on page 252. Mentioned on page 4, 253, 315.
Revision as of 21:08, 16 December 2019 by FNA>Volume Importer

Culms 5–35 cm. Leaves: basal sheaths dull, base of blade usually persistent; blades ± channeled, 2–20 cm × 0.2–1.5(–2) mm. Inflorescences usually compound, (8–) 10–35 × (2–)3–8 mm; bracts brown, margins hyaline, ovate to oblong-ovate; proximal spikelets 1-flowered and pistillate or 2-flowered and androgynous; terminal and distal spikelets 1-flowered, staminate. Scales brown, ovate, 2–3 mm, margins hyaline, midvein distinct almost to tip, apex obtuse to subacute. Anthers 1–2 mm. Perigynia brown, 2.5–3.2 mm, margins free to base, smooth. Achenes 2–3 mm. 2n = 70–75.


Phenology: Fruiting summer.
Habitat: Fens, marshes, mesic to wet tundra, gravels, rocky slopes, usually on calcareous substrates
Elevation: 0–3500 m

Distribution

V23 455-distribution-map.jpg

Greenland, Alta., B.C., Man., Nfld. and Labr., N.W.T., Nunavut, Ont., Que., Yukon, Alaska, Colo., Idaho, Oreg., Utah, Wyo., Eurasia.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Kobresia simpliciuscula"
Peter W. Ball +
(Wahlenberg) Mackenzie +
Carex simpliciuscula +
Kobrésie simple +
Greenland +, Alta. +, B.C. +, Man. +, Nfld. and Labr. +, N.W.T. +, Nunavut +, Ont. +, Que. +, Yukon +, Alaska +, Colo. +, Idaho +, Oreg. +, Utah +, Wyo. +  and Eurasia. +
0–3500 m +
Fens, marshes, mesic to wet tundra, gravels, rocky slopes, usually on calcareous substrates +
Fruiting summer. +
Bull. Torrey Bot. Club +
Kobresia simpliciuscula +
Kobresia +
species +