Flora of North America species comparison

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Saxifraga vespertina

Saxifraga aleutica

Matted saxifrage, saxifraga vespertina, spotted saxifrage, yellow dot saxifrage

Aleut saxifrage, Aleutian saxifrage
Habit Plants forming loose mats, (stems trailing), not stoloniferous, rhizomatous. Plants mat-forming, not stoloniferous, rhizomatous.
Leaves

cauline (crowded proximally);

petiole absent;

blade spatulate, unlobed or minutely 3-toothed or -lobed apically, 4–11 mm, leathery, margins entire, (not cartilaginous), stiffly ciliate, apex rounded or obtuse, mucronate, surfaces glabrous.

basal and cauline, (basal crowded, cauline 1–2);

petiole absent;

blade oblanceolate to spatulate, unlobed, 3–6 mm, fleshy, margins entire, eciliate, apex obtuse, surfaces glabrous.
Inflorescences

3–6-flowered cymes, 2.5–12 cm, pink- to purple-tipped stipitate-glandular;

bracts sessile.

solitary flowers, 0.5–2 cm, densely pink- to purple-tipped stipitate-glandular;

bracts sessile.
Flowers

sepals erect, ovate to oblong, margins sparsely ciliate, surfaces glabrous;

petals white to cream, yellow-spotted proximally, red- or orange-spotted distally, these often faded in dried specimens, elliptic, 4–6 mm, much longer than sepals;

ovary superior.

sepals reflexed, oblong to ovate or triangular, margins stipitate-glandular, surfaces glabrous;

petals greenish yellow, not spotted, elliptic to narrowly obovate, 2–3 mm, ± equaling sepals;

ovary superior.
2n

= 26.

Saxifraga vespertina

Saxifraga aleutica
Phenology Flowering summer. Flowering summer.
Habitat Rocky slopes, ledges, crevices Gravelly areas, hill and mountain tops
Elevation 100-1800 m (300-5900 ft) 200-1200 m (700-3900 ft)
Distribution
from FNA
OR; WA
[WildflowerSearch map]
[BONAP county map]
from FNA
AK
[BONAP county map]
Discussion

Saxifraga aleutica is found on the Aleutian Islands.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 8, p. 142. FNA vol. 8, p. 140.
Parent taxa Saxifragaceae > Saxifraga Saxifragaceae > Saxifraga
Sibling taxa
S. adscendens, S. aizoides, S. aleutica, S. bracteata, S. bronchialis, S. cernua, S. cespitosa, S. cherlerioides, S. chrysantha, S. debilis, S. eschscholtzii, S. flagellaris, S. hirculus, S. hyperborea, S. mertensiana, S. nathorstii, S. oppositifolia, S. paniculata, S. radiata, S. rivularis, S. serpyllifolia, S. taylorii, S. tricuspidata, S. tridactylites
S. adscendens, S. aizoides, S. bracteata, S. bronchialis, S. cernua, S. cespitosa, S. cherlerioides, S. chrysantha, S. debilis, S. eschscholtzii, S. flagellaris, S. hirculus, S. hyperborea, S. mertensiana, S. nathorstii, S. oppositifolia, S. paniculata, S. radiata, S. rivularis, S. serpyllifolia, S. taylorii, S. tricuspidata, S. tridactylites, S. vespertina
Synonyms Leptasea vespertina, S. bronchialis subsp. vespertina, S. bronchialis var. vespertina
Name authority (Small) Fedde: Just’s Bot. Jahresber. 33(1): 613. (1906) Hultén: Svensk Bot. Tidskr. 30: 522, fig. 4. 1936 ,
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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