Luzula arctica

Blytt in M. N. Blytt and A. G. Blytt

in M. N. Blytt and A. G. Blytt,Norges Flora 1: 299. 1861

Common names: Arctic wood rush
Basionyms: Luzula nivalis (Laestadius) Beurling Bot. Not. 55. 1853
Treatment appears in FNA Volume 22. Treatment on page 263.
Culms densely cespitose, 5-20 cm. Leaves: sheaths brown to straw-colored; basal leaves to 10 cm × 4 mm; cauline leaves usually 2, reduced. Inflorescences: glomerules 1-3, sessile; proximal inflorescence bract inconspicuous, brown, much shorter to ± equaling inflorescence, apex often clear, dentate; bracts deep brown, margins dentate; bracteoles deep brown, margins dentate. Flowers: tepals deep brown with narrow clear margins and apex, 1.7-2.1 mm; anthers ± equaling filament length. Capsules dark reddish to blackish, shining, spheric, 1.8-2.1 mm, usually exceeding tepals. Seeds translucent, clear brown, broadly elliptic, with few entangled hairs, 1-1.2 mm. 2n = 24.

Phenology: Flowering and fruiting summer.
Habitat: Wet, stony places on slopes and in dwarf shrub heaths in alpine and arctic tundra; circumpolar.
Elevation: 0-1200 m

Distribution

V22 490-distribution-map.jpg

Greenland, B.C., Man., Nfld. and Labr. (Labr.), N.W.T., Nunavut, Que., Yukon, Alaska, Eurasia.

Discussion

References

None.

Lower Taxa

No lower taxa listed.

Facts about "Luzula arctica"
AuthorJanice Coffey Swab +
AuthorityBlytt in M. N. Blytt and A. G. Blytt +
BasionymsLuzula nivalis +
Common nameArctic wood rush +
DistributionGreenland +, B.C. +, Man. +, Nfld. and Labr. (Labr.) +, N.W.T. +, Nunavut +, Que. +, Yukon +, Alaska + and Eurasia. +
Elevation0-1200 m +
HabitatWet, stony places on slopes and in dwarf shrub heaths in alpine and arctic tundra + and circumpolar. +
IllustratorYevonn Wilson-Ramsey +
PhenologyFlowering and fruiting summer. +
Publication titlein M. N. Blytt and A. G. Blytt,Norges Flora +
Publication year1861 +
ReferenceNone +
Source xmlhttps://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse grained fna xml/V22/V22 490.xml +
SynonymsLuzula sect. Gymnodes + and Luzula subg. Gymnodes +
Taxon familyJuncaceae +
Taxon nameLuzula arctica +
Taxon parentLuzula subg. Luzula +
Taxon rankspecies +
VolumeVolume 22 +