Comments
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anglais
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fourni par eFloras
Eriogonum helichrysoides is limited to west-central Kansas (Ellis, Gove, Lane, Logan, Scott, and Trego counties). The plants' dark green color and narrow leaf blades readily segregate the species from E. effusum.
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Description
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anglais
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fourni par eFloras
Shrubs, spreading, not scapose, 1.5-3(-4) × 3-8 dm, floccose and dark green. Stems spreading, often without persistent leaf bases, up to 1/ 3 height of plant; caudex stems absent; aerial flowering stems erect to slightly spreading, slender, solid, not fistulose, 0.02-0.04 dm, floccose. Leaves cauline, 1 per node; petiole 0.2-0.7 cm, floccose; blade linear to linear-oblanceolate, (2-)3-6 × 0.1-0.3 cm, densely tomentose abaxially, floccose and green adaxially, margins revolute. Inflorescences cymose, compact, 0.5-1.3(-1.6) dm; branches dichotomous, floccose to nearly glabrous; bracts 3, scalelike, triangular, 0.5-2 mm. Peduncles absent or erect, 0.5-2.5 cm, floccose. Involucres 1 per node, turbinate, 2.5-3 × 1-2 mm, floccose or glabrous; teeth 5, erect, 0.3-0.6 mm. Flowers 2-2.5(-3) mm; perianth white, becoming rose, glabrous; tepals connate proximal 4, essentially monomorphic, elliptic to obovate; stamens exserted, 2.5-4.5 mm; filaments sparsely pilose. Achenes brown, 2-2.5 mm, glabrous.
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Habitat
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anglais
)
fourni par eFloras
Clay slopes or chalky limestone outcrops, mixed grassland communities; 900-1100m.
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Synonym
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anglais
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fourni par eFloras
Eriogonum microthecum Nuttall subsp. helichrysoides Gandoger, Bull. Soc. Roy. Bot. Belgique 42: 192. 1906; E. effusum Nuttall subsp. helichrysoides (Gandoger) S. Stokes; E. effusum var. rosmarnioides Bentham
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Eriogonum helichrysoides: Brief Summary
(
anglais
)
fourni par wikipedia EN
Eriogonum helichrysoides, common names spreading buckwheat and strawflower wild buckwheat, is a plant species endemic to Kansas. It has been reported from only 6 counties in the west-central part of the state: Ellis, Gove, Lane, Logan, Scott, and Trego counties. The species occurs in grasslands or on clay or limestone outcrops.
Eriogonum helichrysoides is a dark green shrub up to 40 cm tall and spreading to up to 80 cm across. Leaves are very narrow, up to 6 cm long but only 3 mm across. Flowers are white to rose.
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Eriogonum helichrysoides: Brief Summary
(
vietnamien
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fourni par wikipedia VI
Eriogonum helichrysoides là một loài thực vật có hoa trong họ Rau răm. Loài này được Prain mô tả khoa học đầu tiên năm 1913.
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