Page author: David Giblin
Galium trifidum
small bedstraw
WTU specimens
Other herbaria

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.

Flowers: June-September

Origin: Native

Conservation Status: Not of concern

Description:
General:

Perennial herbs from slender, creeping rhizomes, the numerous, branched stems 0.5-6 dm. long, slender, weak and scrambling on other vegetation, the square stems glabrous or scabrous on the angles.

Leaves:

Leaves in whorls of 4, or occasionally 5 or 6, sessile, linear to narrowly elliptic, blunt, 1-nerved, 5-20 mm. long.

Flowers:

Peduncles numerous, 1- to 3-flowered, axillary or terminal, commonly 2-3 together at the ends of short, axillary branches; calyx obsolete; corolla rotate, whitish, 1-1.5 mm. wide, the 3 or 4 lobes much longer than the tube; ovary 2-celled, inferior.

Fruits:

Fruit dry, the 2 segments divergent and nearly distinct at maturity, glabrous, 1-1.75 mm. thick.

Accepted Name:
Galium trifidum L.

Synonyms & Misapplications:
Galium cymosum Wiegand [HC]
Galium trifidum L. ssp. columbianum (Rydb.) Hultén [JPM2]
Galium trifidum L. ssp. pacificum (Wiegand) Piper
Galium trifidum L. ssp. subbifolium (Wiegand) Puff
Galium trifidum L. ssp. trifidum [KZ99]
Galium trifidum L. var. pacificum Wiegand [HC]
Galium trifidum L. var. subbiflorum Wiegand
Additional Resources:

PNW Herbaria: Specimen records of Galium trifidum in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Galium trifidum checklist entry.

E-Flora BC: Galium trifidum atlas page.

CalPhotos: Galium trifidum photos.

USDA Plants: Galium trifidum information.

23 photographs:
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