Micranthes eriophora |
Micranthes texana |
|
---|---|---|
redfuzz saxifrage |
Texas saxifrage |
|
Habit | Plants solitary or in groups, with bulbils on caudices. | Plants solitary or in clumps, with bulbils on caudices. |
Leaves | basal; petiole flattened, 0.5–2.5 cm; blade ovate to elliptic, 1–2 cm, ± fleshy, base attenuate, margins sharply serrate, sparsely to densely ciliate (some glandular-tipped), surfaces densely tangled, reddish brown-hairy abaxially, glabrous adaxially. |
basal; petiole flattened, 1–3 cm; blade broadly ovate to oblong, 1.5–3 cm, ± leathery, base ± abruptly attenuate, margins subentire to slightly crenate, eciliate, surfaces glabrate to sparsely hairy. |
Inflorescences | 10+-flowered, (flowers often secund), very open, lax, often flat-topped thyrses with distant lateral branches, 6–25 cm, pink- to purplish-tipped stipitate-glandular. |
20+-flowered, branched, ± capitate thyrses, 10–15 cm, hairy, sometimes purple-tipped stipitate-glandular. |
Flowers | sepals erect, triangular; petals white, sometimes purplish-tipped, not spotted, obovate to elliptic, not clawed or barely clawed, 4–7 mm, ca. 2 times as long as sepals; filaments linear, flattened; pistils distinct almost to base; ovary 1/3–1/2 inferior. |
sepals erect, ovate; petals white, not spotted, ± obovate, clawed, 2–3.5 mm, ± equaling sepals; filaments linear, flattened; pistils 3+, connate to 1/2 their lengths; ovary 1/2+ inferior, appearing more superior in fruit. |
Capsules | purplish, valvate. |
reddish to purplish, valvate. |
Micranthes eriophora |
Micranthes texana |
|
Phenology | Flowering late winter–early summer. | Flowering late winter–spring. |
Habitat | Rocky slopes and ledges | Sandy flats, rocky, open, wooded areas, granite outcrops |
Elevation | 1900-3000 m (6200-9800 ft) | 50-500 m (200-1600 ft) |
Distribution |
AZ; NM; Mexico (Baja California, Chihuahua)
|
AR; GA; KS; LA; MO; OK; TX |
Source | FNA vol. 8, p. 64. | FNA vol. 8, p. 68. |
Parent taxa | Saxifragaceae > Micranthes | Saxifragaceae > Micranthes |
Sibling taxa | ||
Synonyms | Saxifraga eriophora | Saxifraga texana |
Name authority | (S. Watson) Small: in N. L. Britton et al., N. Amer. Fl. 22: 142. (1905) | (Buckley) Small: Fl. S.E. U.S., 501. 1903 , |
Web links |