Saxifraga aizoides |
Saxifraga cherlerioides |
|
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evergreen or yellow mountain saxifrage, evergreen saxifrage, saxifrage jaune, yellow mountain saxifrage, yellow saxifrage |
|
|
Habit | Plants loosely mat- or cushion-forming (stems mostly prostrate), not stoloniferous, rhizomatous. | Plants loosely mat-forming, (stems trailing), not stoloniferous, rhizomatous, with caudex. |
Leaves | cauline; petiole absent; blade linear to narrowly oblong, unlobed [with 2 toothlike lobes distally], 3–22 mm, succulent, margins entire, spinose-ciliate, sometimes eciliate, with 1(–5) lime-secreting hydathodes (not sunk in pits, secretions not obvious), apex obtuse or apiculate, surfaces glabrous. |
cauline (crowded proximally); petiole absent; blade spatulate, unlobed, 2–7 mm, leathery, margins entire, densely glandular-ciliate, apex rounded or obtuse, not or short-mucronate, surfaces glabrous. |
Inflorescences | 2–15-flowered cymes or thyrses, sometimes solitary flowers, 2–15[–20] cm, glabrous or clear-tipped stipitate-glandular; bracts sessile. |
3–6-flowered cymes, 2–6.5 cm, pink- to purple-tipped stipitate-glandular; bracts sessile. |
Flowers | sepals spreading, triangular, margins eciliate, surfaces glabrous; petals yellow to orange, sometimes orange-spotted, elliptic, 3–7 mm, ± equaling or exceeding sepals; ovary 1/2 inferior. |
sepals erect to ascending, ovate to oblong, margins eciliate or glandular-ciliate, surfaces glabrous; petals white to cream, yellow-spotted, sometimes sparsely red-spotted proximally, elliptic to obovate, 3–4 mm, longer than sepals; ovary superior. |
2n | = 26. |
= 26. |
Saxifraga aizoides |
Saxifraga cherlerioides |
|
Phenology | Flowering early spring–early autumn. | Flowering summer. |
Habitat | Rocky, often calcareous seepage areas, stream banks, silty flats, gravel bars and beach ridges, crevices, arctic tundra, enriched sites | Rocky slopes and ledges, gravelly flats |
Elevation | 0-2000[-3000] m (0-6600[-9800] ft) | 0-800 m (0-2600 ft) |
Distribution |
AK; MI; NY; VT; AB; BC; MB; NL; NS; NT; NU; ON; QC; YT; Greenland; Europe
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AK; Asia (Kamchatka, Siberia) |
Source | FNA vol. 8, p. 137. | FNA vol. 8, p. 142. |
Parent taxa | Saxifragaceae > Saxifraga | Saxifragaceae > Saxifraga |
Sibling taxa | ||
Synonyms | S. bronchialis subsp. cherlerioides, S. bronchialis var. cherlerioides | |
Name authority | Linnaeus: Sp. Pl. 1: 403. 1753 , | D. Don: Trans. Linn. Soc. London 13: 382. (1822) |
Web links |