Yellow Owl-clover
Orthocarpus luteus
Family: Scrophulariaceae, Figwort
Genus: Orthocarpus

General: annual, 10-40 cm tall, simple or sometimes
branched above. Herbage spreading-hairy throughout (or
finally almost hairless below), the hairs of the leaves mostly
shorter than those of the stem, many of the hairs, at least
in the flower cluster, gland-tipped.
Leaves: alternate, 1.5-4 cm long, stalkless, linear or
lance-linear, entire or some of them with 2 narrow side
lobes, the leaves gradually passing into leafy, lobed, floral
bracts upward on stem.
Flowers: many in tall, dense, narrow spikes. The bracts
at flower bases becoming shorter, broader, and more cleft
higher up, the mid segment broadly round-tipped. Calyx 4-7
mm long, almost equally cleft into 4 pointed lobes. Corolla
9-14 mm long, golden yellow, gradually expanded to the
pouch-shaped, minutely 3-toothed, lower lip. Galea short
and broad, about equaling the lower lip.
Flowering time: July-August.
capsules, 5-7 mm long, with many seeds.

Low ground, dry, open sites, meadows, from the plains to
moderate elevations in the mountains, in most parts of MT.
Also from B.C. to CA, e. of the Cascades, e. to Manitoba,
MN, NE, and NM.
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The Blackfoot Indians crushed leaves and the whole, blooming plant of yellow owl-clover and pressed them firmly into skins, horsehair and feathers as a red dye. The Great Basin Indians used the whole plant to make a yellow dye.

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