Flora of North America species comparison

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Micranthes gormanii

Gorman's saxifrage
Habit Plants in groups or, sometimes, almost mat-forming, rhizomatous.
Leaves

basal;

petiole flattened, 5–7.5 cm;

blade ovate to elliptic, 3–4 cm, fleshy, base attenuate, margins shallowly crenate-serrate, sparsely ciliate, surfaces tangled, reddish brown-hairy.
Inflorescences

(10–)30+-flowered, open, lax, strongly divaricately branched, conic thyrses, 8–30 cm, purple-tipped stipitate-glandular; (bracts glabrous, proximal marginally ciliate).
Flowers

sepals ascending, ovate to oblong, (margins eciliate, surfaces glabrous);

petals white, not spotted, obovate to ± round, clawed, ca. 2 mm, ca. 1.5 times as long as sepals;

filaments linear, flattened;

pistils distinct almost to base;

ovary nearly 1/3 inferior, (to 1/3 adnate to hypanthium).
Capsules

greenish to reddish purple, folliclelike.
2n

= 20, 38, 40.

Micranthes gormanii
Phenology Flowering spring.
Habitat Wet, rocky ledges and slopes
Elevation 0-1000 m (0-3300 ft)
Distribution
from FNA
OR; WA
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 8, p. 62.
Parent taxa Saxifragaceae > Micranthes
Sibling taxa
M. apetala, M. aprica, M. bryophora, M. californica, M. calycina, M. careyana, M. caroliniana, M. eriophora, M. ferruginea, M. foliolosa, M. fragosa, M. gaspensis, M. hieraciifolia, M. hitchcockiana, M. howellii, M. idahoensis, M. integrifolia, M. lyallii, M. marshallii, M. micranthidifolia, M. nelsoniana, M. nidifica, M. nivalis, M. nudicaulis, M. occidentalis, M. odontoloma, M. oregana, M. palmeri, M. pensylvanica, M. petiolaris, M. razshivinii, M. reflexa, M. rhomboidea, M. rufidula, M. spicata, M. stellaris, M. subapetala, M. tempestiva, M. tenuis, M. texana, M. tischii, M. tolmiei, M. unalaschcensis, M. virginiensis
Synonyms Saxifraga gormanii, Saxifraga occidentalis var. dentata
Name authority (Suksdorf) Brouillet & Gornall: J. Bot. Res. Inst. Texas 1: 1020. 2007 ,
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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