Micranthes foliolosa

(R. Brown) Gornall

J. Bot. Res. Inst. Texas 1: 1020. 2007 ,.

Common names: Leafystemmed saxifrage saxifrage à bulbilles
Basionym: Saxifraga foliolosa R. Brown Chlor. Melvill., 17. 1823
Synonyms: Saxifraga foliolosa var. multiflora Hultén Saxifraga stellaris subsp. comosa (Retzius) Braun-Blanquet Saxifraga stellaris var. comosa Retzius
Treatment appears in FNA Volume 8. Treatment on page 57. Mentioned on page 49, 50, 53.

Plants solitary or tufted, with bulbils on caudices. Leaves basal; petiole ± absent; blade oblanceolate, 6–15(–30) cm, ± fleshy, base cuneate, margins subentire, sometimes 1–3-toothed distally, eciliate or sparsely ciliate, surfaces glabrate. Inflorescences 2(–5+)-flowered, (proximal flowers replaced by bulbils), narrow, branched, sometimes ± open, cylindric thyrses, sometimes solitary flowers, 5–15 cm, glabrous or sparsely purple-tipped stipitate-glandular. (Pedicels erect to ascending.) Flowers: sepals reflexed, lanceolate; petals white, each with 1–2 basal yellow spots, lanceolate, clawed, 3–8 mm, longer than sepals; filaments linear, flattened; pistils connate 1/2+ their lengths; ovary superior, (to 1/3 adnate to hypanthium). Capsules green to purplish, valvate. 2n = 56.

Phenology: Flowering late summer.
Habitat: Mossy tundra near streams and flushes, wet, rocky slopes, snowbeds
Elevation: 0-1800 m


V8 100-distribution-map.gif

Greenland, Nfld. and Labr., N.W.T., Nunavut, Que., Yukon, Alaska, Colo., Maine, n Europe, n Asia.


Selected References


Lower Taxa

... more about "Micranthes foliolosa"
Luc Brouillet +  and Patrick E. Elvander† +
(R. Brown) Gornall +
Saxifraga foliolosa +
Leafystemmed saxifrage +  and saxifrage à bulbilles +
Greenland +, Nfld. and Labr. +, N.W.T. +, Nunavut +, Que. +, Yukon +, Alaska +, Colo. +, Maine +, n Europe +  and n Asia. +
0-1800 m +
Mossy tundra near streams and flushes, wet, rocky slopes, snowbeds +
Flowering late summer. +
J. Bot. Res. Inst. Texas +
Saxifraga foliolosa var. multiflora +, Saxifraga stellaris subsp. comosa +  and Saxifraga stellaris var. comosa +
Micranthes foliolosa +
Micranthes +
species +