Arctagrostis latifolia subsp. latifolia

unknown
Common names: Polargrass Arctagrostis à larges feuilles
Treatment appears in FNA Volume 24. Treatment on page 678.
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Illustrator: Linda A. Vorobik
Culms (10)15-50(95) cm; uppermost nodes usually in the lowest 1/3 of the culm. Uppermost sheaths usually longer than the blades; blades 1-16 cm long, 1.5-9 mm wide. Panicles 2.5-10(17) cm long, 0.7-3 cm wide; longest branches 0.5-4(6.5) cm, with 3-15(40) spikelets per branch; secondary branches usually appressed, spreading in warmer habitats. Spikelets (3)4-6.5 mm. Glumes subequal; lower glumes 1.8-4.5 mm, 1(3)-veined; upper glumes 2.3-5.5 mm, usually about 1 mm shorter than the lemmas, (1)3-veined; lemmas 3-6.5 mm; anthers 1.8-4 mm. 2n = 56.

Discussion

Arctagrostis latifolia subsp. latifolia is the common subspecies from the arctic coast of Alaska to Nunavut, northern Quebec, and northern Greenland.

References

None.

Lower Taxa

No lower taxa listed.

AuthorSusan G. Aiken +
Authorityunknown +
Common namePolargrass + and Arctagrostis à larges feuilles +
DistributionAlta. +, B.C. +, Greenland +, Nfld. And Labr. (Nfld.) +, Man. +, N.W.T. +, Nunavut +, Ont. +, Que. +, Yukon + and Alaska +
IllustratorLinda A. Vorobik +
ReferenceNone +
Source xmlhttps://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/314eb390f968962f596ae85f506b4b3db8683b1b/coarse grained fna xml/V24/V24 957.xml +
SynonymsGramineae +
Taxon familyPoaceae +
Taxon nameArctagrostis latifolia subsp. latifolia +
Taxon parentArctagrostis latifolia +
Taxon ranksubspecies +
VolumeVolume 24 +