Amphiscirpus nevadensis (S. Watson) Oteng-Yeboah (Q3339)

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Amphiscirpus nevadensis is a taxon with the rank species within the genus Amphiscirpus
Language Label Description Also known as
English
Amphiscirpus nevadensis (S. Watson) Oteng-Yeboah
Amphiscirpus nevadensis is a taxon with the rank species within the genus Amphiscirpus

    Statements

    taxon/id/Amphiscirpus nevadensis (S. Watson) Oteng-Yeboah
    0 references
    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
    Amphiscirpus nevadensis
    scirpe du Nevada (French)
    Nevada bulrush (English)
    1 reference
    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/
    1 reference
    Packer, J.G. & A.J. Gould. 2017.Vascular Plants of Alberta. Part 1: Ferns, Fern Allies, Gymnospermes, and Monocots. University of Calgary Press, Calgary.
    1 reference
    Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf
    South America (Argentina)
    South America (Chile)
    400–2400 m
    Rhizomes 1–4 mm diam., tough, hard.
    Culms ridged, 10–70 cm × 0.5–2 mm, hard, without evident internal air cavities.
    Leaves 5–10;
    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;
    blades 0.5–1 times as long as culms, hard, without evident internal air cavities;
    distal blades 3–30 cm × 0.5–2 mm, longer than sheaths, margins sparsely antrorsely spinulose or papillose, apex sharply acute.
    Inflorescences: proximal involucral-bract 1–15 cm, resembling foliage leaf-blade.
    Spikelets ovoid to lanceoloid or terete, 5–20 × 3–5 mm;
    scales pale to dark redbrown, midribs usually stramineous, smooth;
    proximal 1 or 2 scales often resembling involucral-bracts, with awnlike blades, to 15 mm;
    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.
    Flowers: perianth bristles pale-brown, unequal.
    Achenes greenish to orangebrown, broadly obovoid, 2–2.3 × 1.5–1.7 mm.