Amphiscirpus nevadensis (S. Watson) Oteng-Yeboah (Q3339)
Amphiscirpus nevadensis is a taxon with the rank species within the genus Amphiscirpus
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Amphiscirpus nevadensis (S. Watson) Oteng-Yeboah
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Amphiscirpus nevadensis is a taxon with the rank species within the genus Amphiscirpus
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Statements
taxon/id/Amphiscirpus nevadensis (S. Watson) Oteng-Yeboah
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Amphiscirpus nevadensis (S. Watson) Oteng-Yeboah
Amphiscirpus nevadensis
(S. Watson) Oteng-Yeboah
FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
accepted
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CA-BC
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Klinkenberg, B. (ed.). 2010+. E-Flora BC: Electronic Atlas of the Plants of British Columbia. Lab. for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver, B.C. http://www.eflora.bc.ca http://www.eflora.bc.ca/
CA-AB
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Packer, J.G. & A.J. Gould. 2017.Vascular Plants of Alberta. Part 1: Ferns, Fern Allies, Gymnospermes, and Monocots. University of Calgary Press, Calgary.
CA-SK
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Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf
CA-MB
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Manitoba Checklist, 2002
CA-AB
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CA-BC
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CA-SK
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US-CA
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US-CO
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US-MT
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US-NE
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US-NV
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US-ND
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US-OR
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US-UT
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US-WA
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US-WY
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400–2400 m
400 meter
2,400 meter
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Rhizomes 1–4 mm diam., tough, hard.
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Culms ridged, 10–70 cm × 0.5–2 mm, hard, without evident internal air cavities.
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sheaths loose, the proximal often disintegrating to prominent fibers, often stramineous or brownish, papery, fronts membranous-hyaline with delicate veins, summit slightly concave with V-shaped veinless area and often disintegrating;
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blades 0.5–1 times as long as culms, hard, without evident internal air cavities;
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distal blades 3–30 cm × 0.5–2 mm, longer than sheaths, margins sparsely antrorsely spinulose or papillose, apex sharply acute.
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Inflorescences: proximal involucral-bract 1–15 cm, resembling foliage leaf-blade.
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Spikelets ovoid to lanceoloid or terete, 5–20 × 3–5 mm;
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scales pale to dark redbrown, midribs usually stramineous, smooth;
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proximal 1 or 2 scales often resembling involucral-bracts, with awnlike blades, to 15 mm;
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other scales in proximal part of spikelet prominently 9-veined, ovate, 4 × 3 mm, papery to often cartilaginous, margins hyaline, ciliolate, apex entire, acute to rounded.
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Flowers: perianth bristles pale-brown, unequal.
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Achenes greenish to orangebrown, broadly obovoid, 2–2.3 × 1.5–1.7 mm.
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0.5-1 times as long as culms
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