Sphaeralcea psoraloides

S. L. Welsh

Great Basin Naturalist 40: 36. 1980.

Common names: Psoralea globemallow
Conservation concernEndemic
Treatment appears in FNA Volume 6. Treatment on page 368. Mentioned on page 358, 369.

Plants perennial. Stems erect, yellow-green, 1.4–2(–3) dm, stellate-canescent. Leaf blades yellow-green, triangular to deltate, usually 3-(or 5-)lobed, lobes unlobed or broadly oblanceolate, 1.3–3.5 cm, not rugose, base cuneate(-truncate), margins entire, surfaces sparsely stellate-canescent. Inflorescences racemose, open, flowers usually 1 per node, tip leafy; involucellar bractlets tan. Flowers: sepals 4.5–8 mm; petals red-orange, 10–17 mm; anthers yellow. Schizocarps flattened-hemispheric; mericarps 9–13, 2–2.5 × 2 mm, chartaceous, nonreticulate dehiscent part 10–15% of height, tip acute, indehiscent part wider than dehiscent part, sides reticulate. Seeds 1 per mericarp, dark brown to black, glabrous or pubescent.

Phenology: Flowering spring–summer.
Habitat: Clay or gravel soil
Elevation: 1200–1900 m


Sphaeralcea psoraloides resembles S. coccinea but has markedly greenish, simply-lobed leaves; it occurs in Emery, Grand, and Wayne counties.

Of conservation concern.

Selected References


Lower Taxa