Page author: David Giblin
Rhododendron groenlandicum
rusty Labrador-tea, bog Labrador tea
WTU specimens
Other herbaria

Distribution: Occurring west of the Cascades crest in Washington; Alaska south to Oregon and Idaho, east across Canada and the northern U.S. to the Atlantic Coast.

Habitat: Swamps and bogs along the coast.

Flowers: June-August

Origin: Native

Conservation Status: Not of concern

Description:
General:

Evergreen shrubs 0.5-2 m. tall, the twigs strigose pubescent.

Leaves:

Leaves linear-elliptic, 2-6 cm long, leathery above and densely rusty-woolly on the underside, margins rolled toward the underside

Flowers:

Flowers 5-petaled and white, many, in short, terminal racemes; calyx short, 5-parted nearly to the base; stamens 5-10, slightly longer than the style, the anthers opening by pores near the tip; ovary superior.

Fruits:

Capsule 5-valved, ovoid, 4-5 mm. long, puberulent.

Accepted Name:
Rhododendron groenlandicum (Oeder) Kron & Judd
Publication: Syst. Bot. 15: 67. 1990. 1990.

Synonyms & Misapplications:
Ledum groenlandicum Oeder [HC]
Additional Resources:

PNW Herbaria: Specimen records of Rhododendron groenlandicum in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Rhododendron groenlandicum checklist entry.

E-Flora BC: Rhododendron groenlandicum atlas page.

CalPhotos: Rhododendron groenlandicum photos.

USDA Plants: Rhododendron groenlandicum information.

18 photographs:
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