Yellowstone Saxifrage - Micranthes subapetala
Saxifraga oregana var. subapetala, Micranthes hieraciifolia, Saxifraga subapetala
MNPS Threat Rank
Plants solitary or clumped, with bulbils on stems. Leaves basal, petiole about 2 cm long, flattened; blades 3-15 cm long, ovate to elliptic or oblanceolate, margins entire to minutely denticulate, ciliate, surfaces hairy. Inflorescence 20-75 cm, 30+-flowered, spikelike to more open, yellow to pink (or rarely purplish) tipped stipitate-glandular. Sepals reflexed, ovate; petals absent or sometimes 1-5 (if so then 1-2 mm long, elliptic, clawed and shorter than sepals), pink to purplish; filaments linear, flattened; pistils fused below about halfway; ovary inferior. Capsules valvate, dark purple (adapted from: Brouillet & Elvander, 2009, in Flora N. America, Vol. 8).
MT, WY and ID (Kartesz in prep. 2012).
Observations in Montana Natural Heritage Program Database
Number of Observations:
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Map Help and Descriptions
(Observations spanning multiple months or years are excluded from time charts)
Subapline and alpine meadows, wet banks, ledges (Brouillet & Elvander, 2009, in Flora of North America)
- Additional ReferencesLegend: View Online Publication
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- Lesica, P., M. T. Lavin, and P. F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.