Claytonia arctica

Adams

Mém. Soc. Imp. Naturalistes Moscou 5: 94. 1817.

Common names: Arctic claytonia
Treatment appears in FNA Volume 4. Treatment on page 467. Mentioned on page 466.

Plants perennial, with stout to slender, often fusiform, woody caudices; periderm 1–12 mm. Stems 1–10 cm. Leaves: basal leaves petiolate, often dilated at base, blade spatulate to elliptic, 2–15 × 0.5–1 cm, thinly herbaceous, apex obtuse; cauline leaves sessile, blade elliptic or oval, 0.5–2 × 0.5–1 cm. Inflorescences ebracteate. Flowers 12–20 mm diam.; sepals 6–8 mm; petals yellow or white with yellow blotch at base, 10–12 × 3–8 mm; ovules 6. Seeds 2–3 mm diam., shiny and smooth to tuberculate; elaiosome 1–2 mm. 2n = 10.


Phenology: Flowering Jun–Jul.
Habitat: Snow beds in talus, rocks, and gravels
Elevation: 0-2000 m

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Claytonia arctica"
John M. Miller +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
occasionally dentate;crisped +
oval +, elliptic +  and spatulate +
0.5cm +  and 1cm +
scale-like +
membranous +
fusiform +
stout;slender +
whorled +  and opposite +
connate +, or +  and distinct +
3 (?) +  and 2 (?) +
Arctic claytonia +
Alaska +  and Russia +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
0-2000 m +
1.2 cm12 mm <br />0.012 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Snow beds in talus, rocks, and gravels +
terminal +  and axillary +
not articulate +
subrosulate +, rosulate +, alternate +, subopposite +  and opposite +
cauline +  and basal +
plurilocular +
globose +
0.1 cm1 mm <br />0.001 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
connate +  and distinct +
1 cm10 mm <br />0.01 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Flowering Jun–Jul. +
Mém. Soc. Imp. Naturalistes Moscou +
capillary +
dispersed +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
3 +  and 6 +
smooth +  and tuberculate +
rounded +
persistent +
unequal +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
decumbent +  and erect +
1 cm10 mm <br />0.01 m <br /> (10 cm100 mm <br />0.1 m <br />) +
Belia +  and Limnia +
Claytonia arctica +
Claytonia +
species +
not deciduous +
fleshy +  and succulent +
8 +, 7 +, 6 +  and 5 +