UW Burke Herbarium species comparison

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Micranthes eriophora

Micranthes occidentalis

mountain saxifrage, redwool saxifrage, western saxifrage
Habit Herbaceous perennial from short, horizontal rhizomes, the 1-3 leafless, pubescent stems 1-2.5 dm. tall.
Leaves

Leaves basal, the blades elliptic, up to 6 cm. long and 3 cm. wide, with 15-30 rounded teeth;

petioles slightly winged, 1-3 times as long as the blades.
Flowers

: Inflorescence pyramidal, somewhat compact, up to 10 cm. long, the branches ascending;

calyx divided about half its length, the 5 ovate lobes 1-2.5 mm. long;

petals 5, white, broadly elliptic, 1.5-3 mm. long;

stamens 10, the filaments club-shaped;

ovary less than 1/3 inferior
Fruits

Follicles greenish

Micranthes eriophora

Micranthes occidentalis
Flowering time May-August
Habitat Dry to wet open areas, rock crevices, meadows, and streambanks from moderate to high elevations in the mountains.
Distribution
[WildflowerSearch map]
[BONAP county map]
Both sides of the Cascades in Washington; Alaska south to Oregon and Nevada, east to Saskatachewan and south to New Mexico.
[WildflowerSearch map]
[BONAP county map]
Origin Native
Conservation status Not of concern
Sibling taxa
M. apetala, M. ferruginea, M. fragosa, M. gormanii, M. idahoensis, M. integrifolia, M. lyallii, M. nelsoniana, M. nidifica, M. occidentalis, M. odontoloma, M. oregana, M. rufidula, M. tischii, M. tolmiei
M. apetala, M. ferruginea, M. fragosa, M. gormanii, M. idahoensis, M. integrifolia, M. lyallii, M. nelsoniana, M. nidifica, M. odontoloma, M. oregana, M. rufidula, M. tischii, M. tolmiei
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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