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

"full" is not a number.

... more about "Saxifraga oppositifolia"
epigynous +, perigynous +  and hypogynous +
palmate +  and pinnate +
Luc Brouillet +  and Patrick E. Elvander† +
Linnaeus +
cuneate +  and cordate +
dentate +, serrate +  and entire +
glandular-ciliate +  and ciliate +
unlobed +, oblong +  and more or less broadly obovate +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
3-carpellate +  and 2-carpellate +
distinct +  and connate +
appearing +  and axile +
not fleshy +
Purple or purple mountain saxifrage +  and saxifrage à feuilles opposées +
ebracteate +, bracteate +  and 2-300(-1000+)-flowered +
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 +
flattened +
bracteate +  and 2-200[-1000]-flowered +
40 cm400 mm <br />0.4 m <br /> (100 cm1,000 mm <br />1 m <br />) +
1 cm10 mm <br />0.01 m <br /> (40 cm400 mm <br />0.4 m <br />) +
2-3(-4)-beaked +  and folliclelike +
multicellular +
glabrous +, stipitate-glandular +  and hairy +
pink +  and purple +
free +  and adnate +
stipitate-glandular;purple-tipped;glabrate +
1 cm10 mm <br />0.01 m <br /> (5 cm50 mm <br />0.05 m <br />) +
reduced +
not +, ciliate +  and bristly-ciliate +
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
crassinucellate +, unitegmic +  and bitegmic +
epigynous +, perigynous +  and hypogynous +
1.2 cm12 mm <br />0.012 m <br /> (2 cm20 mm <br />0.02 m <br />) +
not spotted +, violet +, white +, purple +  and pink +
distinct +
obovate +  and elliptic +
0.5 cm5 mm <br />0.005 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
peltate +  and jointed +
unequal +
rhizomatous +  and not stoloniferous +
cushion-forming +
spiny +  and ribbed +
straight +
papillate +, tuberculate +  and smooth +
ovoid +, ellipsoid +  and oblong +
reddish +  and green +
distinct +
Illustrated +
unbranched +  and branched +
persistent +
horizontal +  and erect +
connate +  and distinct +
glabrous +, stipitate-glandular +  and hairy +
Saxifraga oppositifolia +
Saxifraga +
species +
dentate +, serrate +  and entire +
stoloniferous +  and rhizomatous +
14 +, 13 +, 11 +, 8 +  and 6 +