Page author: David Giblin
Saxifraga mertensiana
Merten's saxifrage, woodland saxifrage
WTU specimens
Other herbaria

Distribution: Distributed on both sides of the Cascades in Washington; Alaska south to California, east to Idaho and Montana.

Habitat: Wet ledges and gravelly streambanks, sea level to subalpine.

Flowers: April-August

Origin: Native

Conservation Status: Not of concern

Description:
General:

Usually soft-hairy, succulent perennial from short, thick rhizomes, tending to form large clumps, the flowering stems 1.5-4 dm. tall.

Leaves:

Leaves basal, with petioles up to 4 times as long as the blades, with well-developed, membranous, sheathing stipules, the basal ones usually with bulblets in their axils; leaf blades reniform to orbicular, 3-10 cm. broad and nearly as long, coarsely lobed, the lobes toothed.

Flowers:

Inflorescence an open, many-flowered panicle, usually with at least some of the flowers replaced with pinkish bulblets; calyx cleft nearly to the base, the 5 lobes reflexed, lanceolate, sparsely glandular-pubescent; petals 5, white, 3-5 mm. long, oblong-elliptic, 3-5 mm. long, narrowed abruptly to the base; stamens 10, filaments white, somewhat petaloid, anthers pink.

Fruits:

Ovary mostly superior; carpels 2 or 3; capsule about 5 mm. long.

Accepted Name:
Saxifraga mertensiana Bong.
Publication: Mém. Acad. Imp. Sci. St.-Pétersbourg, Sér. 6, Sci. Math. 2: 141. 1832. 1832.

Synonyms & Misapplications:
Saxifraga mertensiana Bong. var. eastwoodiae (Small) Engl. & Irmscher
Additional Resources:

PNW Herbaria: Specimen records of Saxifraga mertensiana in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Saxifraga mertensiana checklist entry.

E-Flora BC: Saxifraga mertensiana atlas page.

CalPhotos: Saxifraga mertensiana photos.

USDA Plants: Saxifraga mertensiana information.

30 photographs:
Group by