UW Burke Herbarium species comparison

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Viola sororia

Viola nuttallii

northern blue violet, northern woodland violet

Nuttall's violet

Viola sororia

Viola nuttallii
Flowering time May-July April-July
Habitat Dry to moist forest openings, thickets, meadows, and stream banks at middle elevations. Grassland, sagebrush and juniper flats, and moist to dry openings in coniferous forests.
Distribution
Occurring east of the Cascades crest in northeastern Washington; Yukon Territory to California, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and northeastern North America.
[WildflowerSearch map]
[BONAP county map]
Occurring chiefly east of the Cascades crest in Washington; Britsh Columbia to California, east to the Rocky Mountains.
[WildflowerSearch map]
[BONAP county map]
Origin Native Native
Conservation status Review Group 1 in Washington (WANHP) Not of concern
Sibling taxa
V. adunca, V. arvensis, V. canadensis, V. flettii, V. glabella, V. howellii, V. lanceolata, V. langsdorffii, V. macloskeyi, V. nephrophylla, V. nuttallii, V. odorata, V. orbiculata, V. palustris, V. pluviae, V. purpurea, V. renifolia, V. riviniana, V. selkirkii, V. sempervirens, V. sheltonii, V. tricolor, V. trinervata, V. ×wittrockiana
V. adunca, V. arvensis, V. canadensis, V. flettii, V. glabella, V. howellii, V. lanceolata, V. langsdorffii, V. macloskeyi, V. nephrophylla, V. odorata, V. orbiculata, V. palustris, V. pluviae, V. purpurea, V. renifolia, V. riviniana, V. selkirkii, V. sempervirens, V. sheltonii, V. sororia, V. tricolor, V. trinervata, V. ×wittrockiana
Subordinate taxa
V. nuttallii var. bakeri, V. nuttallii var. praemorsa, V. nuttallii var. vallicola
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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