Micranthes apetala

(Piper) Small

in N. L. Britton et al., N. Amer. Fl. 22: 135. 1905 ,.

Common names: Tiny swamp saxifrage
Basionym: Saxifraga apetala Piper Bull. Torrey Bot. Club 27: 393. 1900
Synonyms: Saxifraga integrifolia var. apetala (Piper) M. E. Jones
Treatment appears in FNA Volume 8. Treatment on page 68. Mentioned on page 49, 51.

Plants solitary or in clusters, with bulbils on caudices, or short-rhizomatous. Leaves basal; petiole flattened, 0.5–3 cm; blade ± ovate, 2–5 cm, ± fleshy, base attenuate, margins entire or crenulate, eciliate, surfaces hairy. Inflorescences 10–25-flowered, congested, glomerate thyrses, 4–15 cm, pink- to purple-tipped stipitate-glandular (hairs uniseriate). Flowers: sepals erect to ascending, ovate; petals absent, sometimes 1–5, white to greenish white, not spotted, linear to oblong, clawed, 1–2 mm, much shorter than sepals; filaments linear, flattened; pistils connate to 1/2 their lengths; ovary 1/2+ inferior. Capsules reddish or purplish, folliclelike. 2n = 38.


Phenology: Flowering early spring–summer.
Habitat: Vernally moist meadows, wet depressions on mountain slopes
Elevation: 600-2800 m

Distribution

V8 132-distribution-map.gif

Idaho, Mont., Oreg., Wash.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Micranthes apetala"
Luc Brouillet +  and Patrick E. Elvander† +
(Piper) Small +
Saxifraga apetala +
Tiny swamp saxifrage +
Idaho +, Mont. +, Oreg. +  and Wash. +
600-2800 m +
Vernally moist meadows, wet depressions on mountain slopes +
Flowering early spring–summer. +
in N. L. Britton et al., N. Amer. Fl. +
Saxifraga integrifolia var. apetala +
Micranthes apetala +
Micranthes +
species +