Micranthes eriophora |
Micranthes spicata |
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redfuzz saxifrage |
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Habit | Plants solitary or in groups, with bulbils on caudices. | Plants solitary or tufted, short, thick-rhizomatous. |
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 rounded, 4–15 cm; blade round, ovate, or reniform, 3–15 cm, thin, base cordate, margins serrate to dentate, ciliate, surfaces hairy to glabrate. |
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. |
15+-flowered, congested, spikelike thyrses, 15–50(–70) cm, tangled, pink- to 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 reflexed, oblong to ovate; petals cream to yellowish, not spotted, oblong, not clawed, 3–4.5 mm, longer than sepals; filaments narrowly club-shaped; pistils connate at least 1/2 their lengths; ovary superior, (to 1/3 adnate to hypanthium). |
Capsules | purplish, valvate. |
green, purplish tinged, ± folliclelike, (basally connate). |
Micranthes eriophora |
Micranthes spicata |
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Phenology | Flowering late winter–early summer. | Flowering summer. |
Habitat | Rocky slopes and ledges | Wet tundra, heaths, moist, rocky areas, streamsides |
Elevation | 1900-3000 m (6200-9800 ft) | 0-1700 m (0-5600 ft) |
Distribution |
AZ; NM; Mexico (Baja California, Chihuahua)
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AK; YT |
Source | FNA vol. 8, p. 64. | FNA vol. 8, p. 57. |
Parent taxa | Saxifragaceae > Micranthes | Saxifragaceae > Micranthes |
Sibling taxa | ||
Synonyms | Saxifraga eriophora | Saxifraga spicata |
Name authority | (S. Watson) Small: in N. L. Britton et al., N. Amer. Fl. 22: 142. (1905) | (D. Don) Small: in N. L. Britton et al., N. Amer. Fl. 22: 146. (1905) |
Web links |