Saxifraga radiata

Small

in N. L. Britton et al., N. Amer. Fl. 22: 128. 1905,.

Basionym: Saxifraga exilis Stephan ex Sternberg Revis. Saxifrag., suppl. 1: 8, plate 3, fig. 1. 1821,
Treatment appears in FNA Volume 8. Treatment on page 143. Mentioned on page 135.

Plants in tufts, not stoloniferous, weakly rhizomatous (with bulbils at leaf bases). Leaves basal and cauline (basal ephemeral); petiole flattened, 5–15 mm; blade reniform, 5–7-lobed usually more than halfway to midvein (cauline less-lobed distally), 5–20 mm, thin to slightly fleshy, margins entire, eciliate, apex obtuse to acute, surfaces glabrous or glabrate to ± long-hairy. Inflorescences 2–5-flowered cymes, 5–18 cm, purple-tipped stipitate-glandular; bracts petiolate. Flowers: sepals erect, (sometimes purplish), ovate to lanceolate, margins glandular-ciliate or eciliate, surfaces glabrous; petals white, sometimes with purple veins, not spotted, obovate to narrowly oblanceolate, 7–15 mm, longer than sepals; ovary 1/4–1/3 inferior. 2n = 26, 48, 52.


Phenology: Flowering summer.
Habitat: Snow-bed meadows, stream banks
Elevation: 0-1500 m

Distribution

V8 287-distribution-map.gif

N.W.T., Yukon, Alaska, Asia (Siberia).

Discussion

Selected References

None.

Lower Taxa

None.