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Micranthes howellii
Family:
Saxifragaceae
Howell's Pseudosaxifrage
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
University of Florida Herbarium
Click to Display
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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