Page authors: David Giblin, Don Knoke
Micranthes tischii
Olympic saxifrage
Specimens
Photos

Distribution: Endemic to Washington, where known from the Olympic Mountains and Washington Pass in Okanogan County.

Habitat: Forested ledges and rock crevices where moist.

Flowers: May-July

Origin: Native

Growth Duration: Perennial

Conservation Status: Sensitive in Washington (WANHP)

Pollination: Bees, flies, beetles, wasps

Description:
General:

Scapose, herbaceous perennials, often solitary, from a crown with bulbils.

Leaves:

Leaves all basal, petiolate, the petiole flattened, 0.4-2 cm. long; blades ovate to elliptic, fleshy, 0.5-2 cm. long, the base tapered, the margins serrate and hairy, the upper surface glabrous, the lower reddish-brown woolly.

Flowers:

Inflorescence a flat-topped, 5- to 15-flowered, open cyme 2-7 cm. long, with purple-tipped, stalked glands; sepals 5, spreading to reflexed, ovate; petals 5, greenish, often purple-margined, not spotted or clawed, lanceolate to obovate, 1.5-2 mm. long, barley longer than the sepals; stamens 10, the filaments linear and flattened; pistils 2, distinct almost to base.

Fruits:

Capsules purplish.

Accepted Name:
Micranthes tischii (Skelly) Brouillet & Gornall
Publication: J. Bot. Res. Inst. Texas. 1: 1021. 2007.

Synonyms & Misapplications:
Saxifraga tischii Skelly
Additional Resources:

PNW Herbaria: Specimen records of Micranthes tischii in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Micranthes tischii checklist entry.

OregonFlora: Micranthes tischii information.

E-Flora BC: Micranthes tischii atlas page.

CalPhotos: Micranthes tischii photos.

USDA Plants: Micranthes tischii information.

16 photographs:
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