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Longleaf Buckwheat

Eriogonum longifolium Nutt.

Description

provided by eFloras
Herbs, 3-20 × 1.5-8 dm, tomentose or nearly glabrous.  Aerial flowering stems erect, 2-17 dm, occasionally finely striated or grooved. Leaves: petiole 5-20 cm; blade lanceolate or oblanceolate to oblong, 0.5-20 × 0.3-2.5(-3) cm, tomentose abaxially, less so to floccose or glabrous adaxially.    Inflorescences 5-50(-80) × 5-50 cm; bracts 3, scalelike, usually triangular, 1-5 mm. Peduncles 0.3-3 cm, thinly tomentose or nearly glabrous. Involucres turbinate to campanulate, 3-7 × 1.5-6 mm; teeth 0.2-0.8 mm. Flowers 5-15 mm, including (0.5-)1-4(-7) mm stipelike base; perianth yellow, densely white- to silvery-tomentose abaxially; tepals monomorphic, lanceolate to narrowly elliptic; stamens 1.7-2.5 mm; filaments glabrous. Achenes brown, 4-6 mm, densely tomentose.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 5 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
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Flora of North America @ eFloras.org
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Flora of North America Editorial Committee
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Eriogonum longifolium

provided by wikipedia EN

Eriogonum longifolium, the longleaf eriogonum or long-leaf wild buckwheat, is a dicot of the family Polygonaceae. In addition to populations of E. longifolium var. longifolium found in Arkansas, Kansas, Louisiana, Missouri, New Mexico, Oklahoma, and Texas,[1] there are varieties or subspecies that are geographically isolated and at various levels of endangerment. According to the University of Michigan Native American Ethnobotony database, Eriogonum longifolium has been used as a food by the Kiowa and as a medicinal by the Comanche.[2]

Eriogonuum longifolium leaves are described as being lanceolate, oblanceolate or oblong and with tomentose coating; the plant develops flowering stems which are up to 17 dm (67 in) tall.[3]

Varieties or subspecies

References

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Eriogonum longifolium: Brief Summary

provided by wikipedia EN

Eriogonum longifolium, the longleaf eriogonum or long-leaf wild buckwheat, is a dicot of the family Polygonaceae. In addition to populations of E. longifolium var. longifolium found in Arkansas, Kansas, Louisiana, Missouri, New Mexico, Oklahoma, and Texas, there are varieties or subspecies that are geographically isolated and at various levels of endangerment. According to the University of Michigan Native American Ethnobotony database, Eriogonum longifolium has been used as a food by the Kiowa and as a medicinal by the Comanche.

Eriogonuum longifolium leaves are described as being lanceolate, oblanceolate or oblong and with tomentose coating; the plant develops flowering stems which are up to 17 dm (67 in) tall.

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cc-by-sa-3.0
copyright
Wikipedia authors and editors
original
visit source
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wikipedia EN