Eriogonum annuum Nutt.
  • Trans. Amer. Philos. Soc.
  • Annual wild buckwheat


Cite taxon page as 'WFO (2020): Eriogonum annuum Nutt. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000674458. Accessed on: 05 Aug 2020'

General Information

Herbs, 5-20 × 5-10 dm, grayish. Aerial flowering stems slender, 4-10(-15) dm, floccose to densely tomentose. Leaves: petiole (rosette) 0.3-1.2 cm, or petiole (cauline) 0.2-0.5 cm, tomentose to floccose; blade oblanceolate to oblong, 1-7 × 0.3-1.5 cm, densely tomentose abaxially, floccose adaxially not thickened and auriculate-subclasping proximally; margins entire or slightly revolute. Inflorescences 3-10 × 2-7 cm; bracts triangular, 1-4 mm. Peduncles 0.1-0.5 cm, tomentose to floccose. Involucres turbinate to campanulate, 2.5-4 × 2-3 mm, tomentose to floccose abaxially, glabrous adaxially; teeth 5-6, 0.4-1 mm. Flowers 1-2.5 mm; perianth white or cream to rose; tepals: those of outer whorl obovate, 1-2 × 0.9-1.5 mm, those of inner whorl narrowly ovate to oblong, 1.5-4 × 1.2-1.8 mm; stamens usually included, 1-2 mm. Achenes 1.5-2 mm. 2n = 40.

  • Provided by: [A].Flora of North America @ efloras.org
    • Source: [
    • 1
    • ]. 

    Other Local Names

    NameLanguageCountry
    Annual wild buckwheat

     Information From

    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.
    • A Flora of North America Association
    Polygonaceae
    World Flora Online Data. 2017.
    • B CC0 1.0 Universal (CC0 1.0).
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).