Saxifraga oppositifolia

Linnaeus

Sp. Pl. 1: 402. 1753 ,.

Common names: Purple or purple mountain saxifrage saxifrage à feuilles opposées
Illustrated
Treatment appears in FNA Volume 8. Treatment on page 136. Mentioned on page 132, 133, 135.

Plants mat- or cushion-forming (with trailing, ± woody stems), not stoloniferous, rhizomatous. Leaves cauline (marcescent, crowded), opposite (rarely alternate); petiole absent; blade oblong to ± broadly obovate, unlobed, 2–5 mm, leathery, margins entire, bristly-ciliate, with 1(–3) lime-secreting hydathodes (in pit, secretion obvious), apex obtuse, surfaces glabrous. Inflorescences solitary flowers, ebracteate, 1–5 cm, glabrate or sparsely purple-tipped stipitate-glandular. Flowers: sepals erect, ovate, margins stiffly ciliate or not, surfaces hairy, stipitate-glandular, or glabrous; petals purple to pink, rarely white, often drying violet, not spotted, obovate to elliptic, (2–)5–12(–20) mm, longer than sepals; ovary ± superior. Capsules ± folliclelike.

Distribution

V8 264-distribution-map.gif

Alta., B.C., Man., N.S., N.W.T., Nunavut, Ont., Que., Yukon, Alaska, Colo., Idaho, Mont., N.Y., Oreg., Vt., Wash., Wyo., Eurasia, arctic and alpine.

Discussion

Subspecies 7 (2 in the flora).

Selected References

None.

Key

1 Sepal margins bristly-ciliate Saxifraga oppositifolia subsp. oppositifolia
1 Sepal margins glandular-ciliate Saxifraga oppositifolia subsp. smalliana
... more about "Saxifraga oppositifolia"
Luc Brouillet +  and Patrick E. Elvander† +
Linnaeus +
Purple or purple mountain saxifrage +  and saxifrage à feuilles opposées +
Alta. +, B.C. +, Man. +, N.S. +, N.W.T. +, Nunavut +, Ont. +, Que. +, Yukon +, Alaska +, Colo. +, Idaho +, Mont. +, N.Y. +, Oreg. +, Vt. +, Wash. +, Wyo. +, Eurasia +  and arctic and alpine. +
Illustrated +
Saxifraga oppositifolia +
Saxifraga +
species +