UW Burke Herbarium species comparison

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Erythranthe tilingii

Erythranthe floribunda

purple-stem monkey-flower
Habit Mat-forming perennial from well-developed, creeping rhizomes, often with stolons as well, the stems 0.5-2 dm. tall, mostly glabrous. Erect to nearly prostrate annual, the stem usually branched, 0.5-2.5 dm. tall; herbage more or less glandular and pubescent, tending to be slimy as well.
Leaves

Leaves opposite, mostly sessile, the blade under 2.5 cm. long, elliptic to ovate, slightly reduced upward, with a few irregular teeth, sub-palmately veined.

Leaves opposite, deltoid-ovate to sub-cordate, dentate or denticulate, sub-palmate or nearly pinnately veined, the blade 1-3 cm. long, the petiole shorter.
Flowers

Flowers few, solitary in the leaf axils, on long pedicels;

calyx 5-toothed, irregular, the upper tooth much the largest, the 2 lower ones tending to fold upward;

corolla large for the size of the plant, 2-4 cm. long, strongly bilabiate, with flaring throat, yellow with maroon dots or splotches on the pubescent lower lip;

stamens 4.

Flowers solitary in the leaf axils on long pedicels;

calyx 4-8 mm. long, the 5 acute, equal teeth less than 2 mm. long;

corolla yellow with some red dots, 6-14 mm. long, only slightly bilabiate, the lips about equal and only slightly flaring, the throat with pubescence on the lower side;

stamens 4.
Fruit

Capsule.

Capsule.

Erythranthe tilingii

Erythranthe floribunda
Flowering time July-September May-October
Habitat Wet meadows and wet, rocky slopes at high elevations in the mountains. Moist open places at moderate elevations in the mountains.
Distribution
In the Cascade and Olympic Mountains of Washington; Alaska south to California, east to Montana, Colorado and New Mexico.
[WildflowerSearch map]
Occurring east of the Cascades crest and west into the Columbia River Gorge in Washington; southern British Columbia to Mexico, east to the Rocky Mountains.
[WildflowerSearch map]
Origin 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. moschata, 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. grandis, E. guttata, E. inflatula, E. jungermannioides, E. lewisii, E. microphylla, E. moschata, E. nasuta, E. patula, E. primuloides, 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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