Flora of North America species comparison

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Micranthes unalaschcensis
Habit Plants solitary or tufted, with bulbils on caudices or rhizomatous.
Leaves

basal;

petiole flattened, 1–2 cm;

blade broadly obovate to round, 1–3.5 cm, ± fleshy, base cuneate, margins distally toothed, sparsely ciliate, surfaces glabrous.
Inflorescences

2–10-flowered, open thyrses, racemiform distally, sometimes solitary flowers, 3–15 cm, tangled-hairy.
Flowers

sepals reflexed, ovate;

petals white to cream or pinkish, not spotted, elliptic to oblong, ± clawed, 3.5–5 mm, longer than sepals;

filaments linear, flattened;

pistils connate 1/2+ their lengths;

ovary at least 1/2 inferior.
Capsules

dark purple, valvate.

Micranthes unalaschcensis
Phenology Flowering summer.
Habitat Tundra, flushes, stream banks, slopes
Elevation 0-600 m (0-2000 ft)
Distribution
from FNA
AK; e Asia (Russian Far East)
[BONAP county map]
Discussion

The ovaries and capsules of Micranthes unalaschensis are ovoid, thicker and plumper than those of M. calycina and M. razshivinii, which are conic (E. Hultén 1968).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 8, p. 60.
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. gormanii, 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. virginiensis
Synonyms Saxifraga unalaschensis, Saxifraga calycina subsp. unalaschensis, Saxifraga davurica var. unalaschensis
Name authority (Sternberg) Gornall & H. Ohba: J. Bot. Res. Inst. Texas 1: 1022. (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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