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Alaska spring-beauty, creeping spring beauty

Siberian narrow-leaf claytonia

Habit Plants perennial, with minute, tuberous body, producing rhizomes and stolons; rhizomes 0.5–3 mm diam.; periderm absent. Plants perennial, with stout, woody caudices; periderm beige to reddish when dried, 1–20 mm.
Stems

1–20 cm.

5–40 cm.

Leaves

basal leaves 1–15 cm, blade elliptic to spatulate, 1–8 × 1–2 cm;

cauline leaves sessile, blade lanceolate to ovate, 2 times or less longer than broad, 1–2 cm.

basal leaves flaring at base into broad, membranous sheath, or sheath absent, blade linear to linear-lanceolate or lanceolate, 5–18 × 0.3–1.4 cm, apex acute;

cauline leaves sessile or petiolate, blade linear to lanceolate, 1–4 × 0.5–1 cm, apex acute.

Inflorescences

ebracteate.

multibracteate;

bracts linear to subulate, 5–10 mm, apex acute.

Flowers

15–20 mm diam.;

sepals 6–8 mm;

petals pink to magenta with yellow blotch at base, 10–16 mm;

ovules 6.

10–18 mm diam.;

sepals 6–12 mm, apex acute;

petals white or pink to bright rose with yellow blotches at base, or white, 10–14 × 4–10 mm;

ovules 6.

Seeds

(1–)6, 2–4 mm, shiny and smooth;

elaiosome prominent, 2–3 mm.

2–6, 2–3 mm diam., shiny and smooth to tuberculate;

elaiosome 1–2 mm.

2n

= 10, 12, 16, 24.

= 32.

Claytonia sarmentosa

Claytonia acutifolia

Phenology Flowering May–Aug. Flowering Jun–Aug.
Habitat Moist tundra and meadows Marshy ground in moss and lichen tundra and alder and birch thickets, scree and talus of mountain slopes
Elevation 0-2000 m (0-6600 ft) 0-2000 m (0-6600 ft)
Distribution
from FNA
AK; BC; YT; Russia
[BONAP county map]
from FNA
AK; Eurasia (Russia)
[BONAP county map]
Discussion

Claytonia sarmentosa reproduces almost entirely from stolons and rhizomes.

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

Source FNA vol. 4, p. 474. FNA vol. 4, p. 467.
Parent taxa Portulacaceae > Claytonia Portulacaceae > Claytonia
Sibling taxa
C. acutifolia, C. arctica, C. arenicola, C. caroliniana, C. cordifolia, C. exigua, C. gypsophiloides, C. lanceolata, C. megarhiza, C. multiscapa, C. nevadensis, C. ogilviensis, C. palustris, C. parviflora, C. perfoliata, C. rosea, C. rubra, C. saxosa, C. scammaniana, C. sibirica, C. tuberosa, C. umbellata, C. virginica, C. washingtoniana
C. arctica, C. arenicola, C. caroliniana, C. cordifolia, C. exigua, C. gypsophiloides, C. lanceolata, C. megarhiza, C. multiscapa, C. nevadensis, C. ogilviensis, C. palustris, C. parviflora, C. perfoliata, C. rosea, C. rubra, C. sarmentosa, C. saxosa, C. scammaniana, C. sibirica, C. tuberosa, C. umbellata, C. virginica, C. washingtoniana
Synonyms Montia sarmentosa C. acutifolia subsp. graminifolia, C. acutifolia var. graminifolia, C. eschscholtzii
Name authority C. A. Meyer: Nouv. Mém. Soc. Imp. Naturalistes Moscou 1: 137. (1829) Pallas ex Willdenow: in J. J. Roemer et al., Syst. Veg. 5: 436. (1819)
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