UW Burke Herbarium species comparison

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Erythranthe moschata

Erythranthe primuloides

musk-flower, musk-plant

primrose monkey-flower
Habit Perennial from well-developed rhizomes, the lax stems 0.5-7 dm. long, often freely branching; herbage viscid-villous with flattened, shining white hairs, usually slimy, often musk-scented. Mat-forming perennial from long, thin rhizomes, the stem lax, up to 6 cm. long.
Leaves

Leaves opposite, remotely toothed, pinnately veined, sessile or short-petiolate, the blade ovate to elliptic-ovate, 1-8 cm. long and 7-35 mm. wide.

Leaves opposite, crowded near the ground, short-hairy abaxially (underside), viscid to glabrous adaxially (upperside);

leaves oblanceolate, sessile, nearly entire, 3-nerved from the base, 7-25 mm. long and 3-11 mm. wide.
Flowers

Flowers solitary in the leaf axils on long pedicels;

calyx 7-13 mm. long, viscid-villous, especially on the 5 rib angles, the 5 teeth pointed, 2-4 mm. long, the upper tooth a little larger than the others;

corolla 1.5-3 cm. long, yellow, often with some dark lines or dots, only slightly bilabiate, the tube nearly cylindrical;

stamens 4.

Flowers solitary on slender pedicels up to 10 cm. long arising from the leaf clusters;

calyx narrow, 4-8 mm. long, mostly glabrous, the 5 teeth short, equal;

corolla yellow, often dotted with maroon, 1-2 cm. long, scarcely bilabiate, the 5 lobes spreading, shallowly notched, the throat somewhat flaring;

stamens 4.
Fruit

Capsule.

Capsule.

Erythranthe moschata

Erythranthe primuloides
Flowering time May-August June-August
Habitat Stream banks, moist meadows and seeps, low to middle elevations in the mountains. Wet meadows and boggy areas at middle to high elevations in the mountains.
Distribution
Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains; also in eastern North America.
[WildflowerSearch map]
Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to Montana, Utah, Arizona, and New Mexico.
[WildflowerSearch map]
Origin Native Native
Conservation status Not of concern Not of concern
Sibling taxa
E. alsinoides, E. ampliata, E. arvensis, E. breviflora, E. breweri, E. caespitosa, E. cardinalis, E. decora, E. dentata, E. floribunda, E. grandis, E. guttata, E. inflatula, E. jungermannioides, E. lewisii, E. microphylla, E. nasuta, E. patula, E. primuloides, E. ptilota, E. pulsiferae, E. scouleri, E. suksdorfii, E. washingtonensis
E. alsinoides, E. ampliata, E. arvensis, E. breviflora, E. breweri, E. caespitosa, E. cardinalis, E. decora, E. dentata, E. floribunda, E. grandis, E. guttata, E. inflatula, E. jungermannioides, E. lewisii, E. microphylla, E. moschata, E. nasuta, E. patula, E. ptilota, E. pulsiferae, E. scouleri, E. suksdorfii, E. washingtonensis
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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