Difference between revisions of "Claytonia tuberosa"

Pallas ex Willdenow

in J. J. Roemer et al., Syst. Veg. 5: 436. 1819.

Common names: Beringian spring beauty
Synonyms: Claytonia caroliniana var. tuberosa (Pallas ex Willdenow) B. Boivin
Treatment appears in FNA Volume 4. Treatment on page 475. Mentioned on page 465, 466.
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|species=Claytonia tuberosa

Latest revision as of 23:01, 5 November 2020

Plants perennial, with globose tubers 10–30 mm, rarely rhizomatous; periderm 5–20 mm. Stems 15–25 cm. Leaves: basal leaves usually absent or few, blade linear, 4–15 × 0.4–0.8 cm; cauline leaves sessile, blade linear to lanceolate, 2–7 × 0.2–0.6 cm, tapered to slender base, apex acute. Inflorescences 1–multibracteate; proximalmost bract leaflike, distal bracts minute, membranous scales. Flowers 12–20 mm diam.; sepals 4–6 mm; petals white with yellow blotch at base, 6–14 mm; ovules 6. Seeds 2–3 mm diam., shiny and smooth; elaiosome 1 mm. 2n = 16, 24, 30.


Phenology: Flowering May–Aug.
Habitat: Wet to moist stony tundra slopes
Elevation: 0-1200 m

Distribution

V4 955-distribution-map.gif

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

Discussion

Claytonia czukczorum was included by S. L. Welsh (1974) and E. Hultén (1968) as a variety of C. tuberosa. Based upon the author’s study of type material, it is grouped with C. multiscapa.

Selected References

None.

Lower Taxa

None.
... more about "Claytonia tuberosa"
John M. Miller +
Pallas ex Willdenow +
Beringian spring beauty +
B.C. +, N.W.T. +, Yukon +, Alaska +  and Asia (Siberia). +
0-1200 m +
Wet to moist stony tundra slopes +
Flowering May–Aug. +
in J. J. Roemer et al., Syst. Veg. +
Claytonia caroliniana var. tuberosa +
Claytonia tuberosa +
Claytonia +
species +