3 species
Show only taxa with photos
Scientific name
Common name
– Mexican tea, wormseed
Distribution: Occurring on both sides of the Cascades crest in Washington; Washington to California, east to the southern Rocky Mountains; native from the Great Plains to the Atlantic Coast.
Habitat: Roadsides and waste areas, riparian zones, tolerant of alkaline.
Origin: Introduced from southern North America and tropical America
Flowers: July-November
Growth Duration: Annual
– Jerusalem oak goosefoot, Jerusalem oak
Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east across much of the U.S. and parts of southern Canada.
Habitat: Streambanks, gravel bars, roadsides, and other distrubed, open areas.
Origin: Introduced from Eurasia
Flowers: May-October
Growth Duration: Annual
– small crumbweed, clammy goosefoot
Distribution: Occurring on both sides of the Cascades crest chiefly along the southern border of Washington; southern British Columbia to California and northern Nevada, east to Idaho; scattered in eastern half of U.S.
Habitat: Sandy or gravelly soils, streambanks, waste areas, and other disturbed sites.
Origin: Introduced from Australia
Flowers: July-September
Growth Duration: Annual