Carex albonigra Mackenzie in P. A. Rydberg (Q510)

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Carex albonigra is a taxon with the rank species within the section Carex sect. Racemosae
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English
Carex albonigra Mackenzie in P. A. Rydberg
Carex albonigra is a taxon with the rank species within the section Carex sect. Racemosae

    Statements

    taxon/id/Carex albonigra Mackenzie
    0 references
    Carex albonigra Mackenzie
    Carex albonigra
    Mackenzie
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    carex blanc et noir (French)
    black-and-white-scale sedge (English)
    black-and-white sedge (English)
    two-toned sedge (English)
    black-and-white-scaled sedge (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
    Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.
    1 reference
    Porsild, A.E. & W.J. Cody. 1980. Vascular Plants of the Continental Northwest Territories, Canada. National Museum of Natural Sciences, Ottawa, Ont. 667 pp.
    alpine meadows
    fellfields
    300–3900 m
    Plants densely cespitose.
    Culms 10–30 cm, distally finely scabrous.
    Leaves 2.5–5 mm wide.
    Inflorescences: proximal bracts shorter than or exceeding inflorescences;
    spikes contiguous, overlapping, erect, distinct, short-pendunculate, short-oblong or elongate, 8–20 × 4–7 mm;
    lateral 1–3 spikes pistillate pedunculate, of similar length;
    terminal spike gynecandrous.
    Pistillate scales light to dark-brown with hyaline margins, broadly lanceolate or ovate, equaling perigynia, midvein same color as body, inconspicuous, raised, prominent, short-mucronate.
    Perigynia ascending, chestnut, veinless, ovate, 3–3.5 × 2–2.5 mm, apex abruptly beaked, papillose;
    beak 0.3–0.4 mm, entire or shallowly bidentate, smooth.