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Micranthes howellii
Family:
Saxifragaceae
Howell's Pseudosaxifrage
University of Florida Herbarium
FNA
Resources
Luc Brouillet, Patrick E. Elvander in Flora of North America (vol. 8)
Plants
solitary or in groups, with bulbils on caudices.
Leaves
basal; petiole flattened, 1-4 cm; blade oblong to narrowly ovate, 1-2(-3) cm, ± fleshy, base attenuate, margins sharply serrate, eciliate, surfaces sparsely tangled, reddish brown-hairy abaxially, glabrous adaxially.
Inflorescences
5-10(-20)-flowered, very open, lax, ± flat-topped cymes or thyrses, 5-10(-20) cm, glabrate to sparsely purple-tipped stipitate-glandular; (bracts glabrous).
Flowers:
sepals strongly reflexed, elliptic, (surfaces glabrous); petals white, not spotted, obovate to elliptic, clawed, 2.5-4.5 mm, longer than sepals; filaments linear, flattened; pistils distinct almost to base; ovary ± superior.
Capsules
purple, valvate.
Flowering early spring-early summer. Wet, rocky ledges and crevices; 0-900 m; Calif., Oreg.
Open Interactive Map
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8 Total Images
This project was made possible in part by the Institute of Museum and Library Services [MG-70-19-0057-19].
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