Eriophorum L.
  • Sp. Pl. 1: 52. 1753. (1 May 1753)
  • Cotton-grass, bog-cotton, linaigrette [Greek erion, wool or cotton, and phoros, bearing]


Cite taxon page as 'WFO (2020): Eriophorum L. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000013860. Accessed on: 18 Feb 2020'

General Information

Herbs, perennial. Rhizomes creeping. Culms tufted or nearly scattered, obtusely 3-angled, clothed at base with bladeless leaf sheaths. Leaves basal and cauline; leaf blade of basal leaves slender, elongate, flat or 3-angled; cauline leaves usually reduced to a sheath. Involucral bracts spathelike or glumelike, rarely leaflike. Inflorescence a terminal simple or compound anthela or reduced to a single spikelet. Spikelets with few to many spirally arranged deciduous glumes. Glumes each subtending a bisexual flower. Perianth bristles 10-30, white or brownish red, elongating extremely after anthesis, smooth, silky. Stamens 3. Style base not distinct, not or slightly thickened; stigmas 3. Nutlet obovoid to oblong, 3-sided, smooth, apex beaked.

  • Provided by: [D].Flora Of CHina @ efloras.org
    • Source: [
    • 1
    • ]. 

    Herbs, perennial, cespitose or not, rhizomatous. Culms solitary or not, trigonous or terete. Leaves basal and cauline; cauline leaves sometimes bladeless sheaths; ligules present; blades filiform to flat with filiform tip, to 25 cm × 2.5–4 mm. Inflorescences terminal, spikelets solitary, erect or (1–)2–10(–30) in subcapitate or subumbellate panicle; involucral bracts 1–several, scalelike or blade-bearing and leaflike throughout. Spikelets: scales (10–)20–200, spirally arranged, each subtending flower, or proximal empty. Flowers bisexual; perianth persistent, of (8–)10–25 hairlike, smooth bristles, or very rarely 6 antrorsely barbed bristles, greatly elongate, essentially straight, usually obscuring most of scales in spikelet, much longer than achene; stamens 1–3; styles deciduous, linear, 3-fid. Achenes trigonous.

  • Provided by: [C].Flora of North America @ efloras.org
    • Source: [
    • 2
    • ]. 

    "Scales spirally arranged, scarious, not awned; fls perfect, each in the axil of a scale; perianth of numerous (more than 10) persistent bristles, these much elongate at maturity, so that the mature spikelet forms a dense, cottony tuft commonly 2–4 cm; stamens 1–3; style trifid, deciduous; achene unequally trigonous, often with a short, slender stylar apiculus; perennial herbs of wet places, with grass-like lvs, the upper sheaths often bladeless; spikelets many-fld, solitary and terminal or few–many in an umbelliform cyme or head-like cluster; foliaceous bracts present in spp. with more than 1 spikelet. 20, N. Hemisphere."

  • Provided by: [B].New York Botanical Garden
    • Source: [
    • 3
    • ]. 

    Literature

    SELECTED REFERENCES

    Faegri, K. 1958. Zur Hybridbildung in der Gattung Eriophorum. Veröff. Geobot. Inst. E. T. H. Stiftung Rubel Zürich 33: 50–58. Fernald, M. L. 1905. The North American species of Eriophorum. Rhodora 7: 81–92, 129–136. Palla, E. 1896. Zur Systematik der Gattung Eriophorum. Bot. Zeitung, 2. Abt. 54: 141–158.

  • Provided by: [C].Flora of North America @ efloras.org
    • Source: [
    • 2
    • ]. 

    Other Local Names

    NameLanguageCountry
    Cotton-grass, bog-cotton, linaigrette [Greek erion, wool or cotton, and phoros, bearing]

     Information From

    Cyperaceae
    • 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 @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=1
    'Flora of North America @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=1 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • C Flora of North America Association
    Flora Of CHina @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=2
    'Flora of China @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=2 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • D Missouri Botanical Garden
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • E CC0 1.0 Universal (CC0 1.0).