Difference between revisions of "Luzula groenlandica"
Meddelelser om Gronland 147: 18. 1950.
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|common_names=Greenland wood rush | |common_names=Greenland wood rush | ||
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|publication title=Meddelelser om Gronland | |publication title=Meddelelser om Gronland | ||
|publication year=1950 | |publication year=1950 | ||
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|genus=Luzula | |genus=Luzula | ||
|subgenus=Luzula subg. Luzula | |subgenus=Luzula subg. Luzula | ||
Latest revision as of 21:31, 5 November 2020
Culms cespitose, straight, 10–30 cm, stiff. Leaves: basal leaves (with several outer dead ones usually present), to 9 cm × 3 mm, apex callous, sparingly pilose; cauline leaves to 5 cm × 2 mm. Inflorescences: glomerules 1(–3); peduncles, not exceeding 5 mm; proximal inflorescence bract conspicuous, leaflike, usually conspicuously exceeding inflorescence; bracts mostly inconspicuous; bracteoles clear or light to dark brown, occasionally to 1/2 tepal length. Flowers: tepals with broad clear margins and apex (apex acute-acuminate), 1.9–2.5 mm, apex acute-acuminate; outer whorl ± equaling to exceeding inner whorl; anthers ± equaling filaments. Capsules dark reddish, shining, ovoid, generally shorter than tepals. Seeds translucent, brown, ellipsoid, 0.9–1.1 mm; caruncle barely visible. 2n = 24.
Phenology: Flowering and fruiting summer.
Habitat: Sandy sea shores with herbaceous vegetation to turfy tundra, often by water, to alpine flats
Elevation: 0–400 m
Distribution
Greenland, B.C., Man., Nfld. and Labr. (Labr.), N.W.T., Nunavut, Que., Yukon, Alaska.
Discussion
The culms of Luzula groenlandica are straight and stiff; basal leaves are sparingly pilose.
Selected References
None.