Lappula
stickseed
4 species
1 subspecies and varieties
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Lappula longispinalong-spined stickseed
Distribution: Occurring east of the Cascades crest in Washington; south-central British Columbia to southwest Idaho.
Habitat: Sagebrush desert, dry slopes, basalt rimrock, and sand dunes
Origin: Native
Flowers: May-July
Growth Duration: Annual, Biennial
Lappula montanamontane stickseed
Distribution: Occurring east of the crest in north-central Washington; central British Columbia to north-central Washington, east to Montana.
Habitat: Dry meadows and forest openings from low to middle elevations.
Origin: Native
Flowers: May-July
Growth Duration: Annual
Lappula occidentaliswestern stickseed
Distribution: Occurring east of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains, Great Plains, and Great Lakes region.
Habitat: Sagebrush desert and open, rocky slopes.
Origin: Native
Flowers: May-July
Growth Duration: Annual
var. cupulata – cupulate stickseed
Lappula squarrosabristly sheepburr, bristly stickseed, common stickseed, European stickseed, bristly-fruited tickweed
Distribution: Occurring east of the Cascades crest in Washington; Alaska to Oregon, east to the Rocky Mountains, Great Plains, and eastern North America.
Habitat: Shrub-steppe, disturbed areas, roadside.
Origin: Introduced from Eurasia
Flowers: June-August
Growth Duration: Annual, Biennial