UW Burke Herbarium species comparison

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Eriogonum gordonii

Eriogonum heracleoides

bractless parsnip-flowered wild buckwheat, parsnip-flowered buckwheat, parsnip-flowered eriogonum
Habit Perennial with a branched, woody base forming clumps up to 6 dm. broad and 4 dm. high, generally white-woolly throughout.
Leaves

Numerous, basal, on petioles several times as long as the blade;

blades linear-lanceolate to broadly oblanceolate, grayish-lanate on both surfaces or only sparsely tomentose and much less grayish above.
Flowers

Peduncles 10-30 cm. long, usually with several leafy bracts about mid-length; inflorescence a compound umbel with narrow bracts at the base;

involucres woolly, cup-shaped, the several lobes 2-3 mm. long;

tepals white to cream, occasionally pinkish, glabrous externally, with a stipe-like base 1-3 mm. long.

Eriogonum gordonii

Eriogonum heracleoides
Identification notes The whorl of bracts at mid-stem is a good identifying feature if they are present, but they are often lacking in Kittitas, Chelan and Douglas Counties. The long, narrow, woolly leaves are distinctive in those areas
Flowering time May-July
Habitat Deeper soil of shrub-steppe to ponderosa pine forests and rocky ridges at middle elevation in the mountains.
Distribution
[WildflowerSearch map]
[BONAP county map]
Occurring east of the Cascades crest in Washington; British Columbia to California, east to Montana, Wyoming and Colorado.
[WildflowerSearch map]
[BONAP county map]
Origin Native
Conservation status Not of concern
Sibling taxa
E. baileyi, E. cernuum, E. codium, E. compositum, E. douglasii, E. elatum, E. flavum, E. heracleoides, E. maculatum, E. marifolium, E. microtheca, E. niveum, E. nudum, E. ovalifolium, E. pyrolifolium, E. sphaerocephalum, E. strictum, E. thymoides, E. umbellatum, E. vimineum
E. baileyi, E. cernuum, E. codium, E. compositum, E. douglasii, E. elatum, E. flavum, E. maculatum, E. marifolium, E. microtheca, E. niveum, E. nudum, E. ovalifolium, E. pyrolifolium, E. sphaerocephalum, E. strictum, E. thymoides, E. umbellatum, E. vimineum
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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