UW Burke Herbarium species comparison

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Ranunculus sardous

Ranunculus occidentalis

hairy buttercup

western buttercup

Ranunculus sardous

Ranunculus occidentalis
Flowering time May-July April-June
Habitat Disturbed areas, fields and open woods. Moist to well-drained soil, low to mid-elevations in the mountains.
Distribution
Occurring west of the Cascade in Washington; British Columbia to northern California; also in the eastern United States, Europe, Australia and Pacific Islands.
[WildflowerSearch map]
[BONAP county map]
Occurring chiefly west of the Cascades crest and east in the Columbia River Gorge in Washington; Alaska to California, east to Alberta and Nevada.
[WildflowerSearch map]
[BONAP county map]
Origin Introduced from Europe Native
Conservation status Not of concern Not of concern
Sibling taxa
R. abortivus, R. acris, R. alismifolius, R. aquatilis, R. arvensis, R. bulbosus, R. californicus, R. cardiophyllus, R. eschscholtzii, R. flabellaris, R. flammula, R. glaberrimus, R. gmelinii, R. grayi, R. hebecarpus, R. inamoenus, R. macounii, R. muricatus, R. occidentalis, R. orthorhynchus, R. parviflorus, R. pensylvanicus, R. populago, R. pygmaeus, R. repens, R. sceleratus, R. triternatus, R. uncinatus
R. abortivus, R. acris, R. alismifolius, R. aquatilis, R. arvensis, R. bulbosus, R. californicus, R. cardiophyllus, R. eschscholtzii, R. flabellaris, R. flammula, R. glaberrimus, R. gmelinii, R. grayi, R. hebecarpus, R. inamoenus, R. macounii, R. muricatus, R. orthorhynchus, R. parviflorus, R. pensylvanicus, R. populago, R. pygmaeus, R. repens, R. sardous, R. sceleratus, R. triternatus, R. uncinatus
Subordinate taxa
R. occidentalis var. occidentalis
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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