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

Taylor's saxifrage

Habit Plants forming loose mats, (stems trailing), not stoloniferous, rhizomatous. Plants loosely mat-forming, 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.

cauline (crowded proximally);

petiole absent;

blade broadly obovate, prominently 3-lobed apically (distal unlobed, reduced), (lobes lanceolate to oblong, mucronate), 4.5–12 mm, ± leathery, margins entire, (cartilaginous), stiffly ciliate, apex acute, not or slightly mucronate, surfaces glabrous.

Inflorescences

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

bracts sessile.

2–4-flowered cymes, sometimes solitary flowers, 3.5–13 cm, glabrous except bracts 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 erect to ascending, (purplish), ovate to oblong, margins eciliate, surfaces glabrous;

petals white to cream, not spotted, elliptic to obovate, 3.5–7 mm, much longer than sepals;

ovary superior.

2n

= 26.

= 26, 52.

Saxifraga vespertina

Saxifraga taylorii

Phenology Flowering summer. Flowering summer.
Habitat Rocky slopes, ledges, crevices Moist outcrops, rocky ledges, talus slopes
Elevation 100-1800 m (300-5900 ft) 100-1000 m (300-3300 ft)
Distribution
from FNA
OR; WA
[WildflowerSearch map]
[BONAP county map]
from FNA
BC
[BONAP county map]
Discussion

Saxifraga taylorii is known only from the Queen Charlotte Islands and northwestern Vancouver Island.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 8, p. 142. FNA vol. 8, p. 142.
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. 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. 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) Calder & Savile: Brittonia 11: 248, figs. 6, 10–13. 1959 (as taylori) ,
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