Rubiaceae
Madder Family
4 genera
18 species
1 subspecies and varieties
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Cruciata pedemontanapiedmont bedstraw
Distribution: Occurring in Washington at scattered locations on both sides of the Cascades; Washington south to Oregon, east to Montana; in central and southeastern regions of the U.S.
Habitat: Disturbed sites, roadsides, waste areas at low elevations.
Origin: Introduced
Flowers: April-June
Galium aparinecommon bedstraw, common cleavers, goose-grass, sticky-willy
Distribution: Widely distributed throughout Washington; widely distributed throughout North America.
Habitat: Variety of habitats, sea level to mid-elevations in the mountains.
Origin: Native
Flowers: April-June
Galium bifoliumtwin-leaf bedstraw
Distribution: Chiefly east of the Cascade summits in Washington; British Columbia to California, east to Colorado.
Habitat: Moist to rather dry areas, foothills to high elevations in the mountains.
Origin: Native
Flowers: May-August
Galium borealenorthern bedstraw
Distribution: Widely distributed on both sides of the Cascades in Washington; circumboreal; in North America extending south to California, Texas and West Virginia.
Habitat: In a variety of mesic habitats, from sea level to timber line.
Origin: Native
Flowers: June-August
Galium divaricatumLamarck's bedstraw
Origin: Introduced
Galium humifusumcreeping bedstraw, spreading bedstraw
Origin: Introduced from Mediterranean
Galium kamtschaticumboreal bedstraw
Distribution: Chiefly west of the Cascades in Washington; Alaska south to Washington, east to eastern North America.
Habitat: Moist, cold coniferous woods.
Origin: Native
Flowers: July-August
Galium mexicanumMexican bedstraw
Origin: Native
ssp. asperulum – rough bedstraw
Galium mollugofalse baby's-breath, wild madder
Distribution: Scattered locations in Washington; British Columbia south to California, east to Montana and Wyoming; widely distributed in east of the Mississippi River.
Habitat: Occurring in disturbed soil, waste ground.
Origin: Introduced
Flowers: May-July
Galium odoratumsweet-scented bedstraw
Distribution: Occurring in a few scattered locations west of the Cascades in Washington; British Columbia south to Oregon; scattered areas of central and eastern North America.
Habitat: Woodlands at low elevations.
Origin: Introduced from Europe
Flowers: May-June
Galium oreganumOregon bedstraw
Distribution: From the Cascade Mountains west in Washington; Washington south to Oregon.
Habitat: Moist woods and meadows, from sea level to 5000 feet in the mountains.
Origin: Native
Flowers: June-August
Galium palustrecommon marsh bedstraw
Distribution: Occurring west of the Cascades crest in Washington; Yukon Territory south to Oregon, and also in Montana; also in central and eastern North America.
Habitat: Disturbed, open areas, often where moist.
Origin: Native
Flowers: July-September
Galium serpenticumintermountain bedstraw
Distribution: East of the Cascades in Washington; Washington south to California, east to central Idaho.
Habitat: Dry, open, rocky slopes from fairly low to moderate elevations in the mountains.
Origin: Native
Flowers: May-August
Galium trifidumsmall bedstraw
Distribution: Widely distributed on both sides of the Cascades in Washington; circumboreal; widely distributed throughout North America.
Habitat: Moist places, from sea level to high elevations in the mountains.
Origin: Native
Flowers: June-September
Galium triflorumfragrant bedstraw, three-flowered bedstraw
Distribution: Widely distributed on both sides of the Cascades in Washington; circumboreal; widely distributed throughout North America.
Habitat: Moist woods, from sea level to moderate elevations in the mountains.
Origin: Native
Flowers: June-August
Galium verumlady's bedstraw, yellow spring bedstraw
Distribution: In scattered localities west of the Cascades in Washington; widely distributed throughout North America in except along southern border of U.S.
Habitat: Escaping from cultivation to lawns, roadsides, and other open, disturbed areas.
Origin: Introduced
Flowers: May July
Kelloggia galioidesmilky Kelloggia
Distribution: In the Olympics and east of the Cascades in Washington; Washington south to California, east to Montana, Wyoming and New Mexico
Habitat: Forest openings, mid- to high elevations in the mountains.
Origin: Native
Flowers: June-August
Sherardia arvensisblue field-madder
Distribution: Chiefly west of the Cascades in Washington; British Columbia south to California, east to Idaho and Arizona; introduced from Michigan to Maine, south to Texas to Florida in the east.
Habitat: Weed of prairies, meadows, and other open, disturbed areas.
Origin: Introduced from Mediterranean
Flowers: April-July