Eriophorum virginicum L.
  • Sp. Pl.
  • Tawny cotton-grass, linaigrette de Virginie

Cite taxon page as 'WFO (2021): Eriophorum virginicum L. Published on the Internet; Accessed on: 21 Jun 2021'

General Information

Plants colonial from long-creeping rhizomes. Culms 40–120 cm × 0.6–1 mm, smooth or scabrous distally. Leaves: blades flat, trigonous in cross section distally, to 30 cm × 1.5–4 mm; distal leaf blade much longer than sheath. Inflorescences: blade-bearing involucral bracts 2–5, sometimes brown-tinged proximally, leaflike, longest 4–12 cm. Spikelets 2–10, usually in dense head, ovoid, 6–10 mm in flower, 10–20 mm in fruit; peduncles 2–10(–20) mm, scabrid; scales brown, often with green center, ovate-oblong, 4–5 mm, obscurely ribbed or with 3–5 equally prominent ribs, apex obtuse. Flowers: perianth bristles usually 10 or more, brown at least at base, rarely entirely white, 12–18 mm, smooth; anthers 0.7–1.5 mm. Achenes dark brown to black, narrowly obovoid or ellipsoid, 2.5–4 mm.

  • Provided by: [C].Flora of North America @
    • Source: [
    • 1
    • ]. 

    "Stems stiff, erect, to 1 m, smooth or scabrous only at the summit, solitary or few together from a freely rooting base, the plant also with more slender, spreading rhizomes; blades flat, elongate, 2–4 mm wide; foliaceous bracts 2(3), unequal, much exceeding the infl; spikelets several, on short subequal pedicels, forming a crowded cluster; scales relatively thick and firm, coppery or brown, obtuse or acute, prominently 3–7-nerved; bristles tawny or coppery, seldom white; anthers 1–1.5 mm; achene 3–3.5 mm, a third as wide; 2n=58. Swamps and bogs; abundant; Nf. and Que. to Man. and Minn., s. to Fla. and Ky. Fr Aug.–Oct."

  • Provided by: [B].New York Botanical Garden
    • Source: [
    • 2
    • ]. 

    Other Local Names

    Tawny cotton-grass, linaigrette de Virginie


     Information From

    • A CC0 1.0 Universal (CC0 1.0).
    New York Botanical Garden
    Descriptions of plants should be attributed to the full citation for each individual article, chapter or book that is the source for each record, which should include the authors of original publication.
    • B Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    Flora of North America @
    'Flora of North America @ eFloras (2008). Published on the Internet [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • C Flora of North America Association
    World Flora Online consortium
    World Flora Online Data. 2018.
    • D CC0 1.0 Universal (CC0 1.0).
    International Union for Conservation of Nature v.3
    IUCN 2019. The IUCN Red List of Threatened Species. Version 2019-1.
    • E See IUCN Terms and conditions of use
    International Union for Conservation of Nature
    IUCN 2016. IUCN Red List of Threatened Species. Version 2016-2
    • F All Rights Reserved