Claytonia perfoliata |
Claytonia acutifolia |
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Indian lettuce, miner's-lettuce, miner's-lettuce spring-beauty, winter purslane |
Siberian narrow-leaf claytonia |
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Habit | Plants annual, with minute, tuberous bodies; periderm absent. | Plants perennial, with stout, woody caudices; periderm beige to reddish when dried, 1–20 mm. | ||||||||
Stems | 5–50 cm. |
5–40 cm. |
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Leaves | basal leaves in suberect to erect, seldom flattened rosettes, petiolate, 1–30 cm, blade often with weak red pigmentation, broadly rhombic to deltate or reniform, 1–7 × 0.5–5(–6) cm, apex obtuse to apiculate, mucro 1–3 mm; cauline leaves sessile, blade perfoliate or cleft or notched, 10 cm diam. or less. |
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. |
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Inflorescences | 1-bracteate; bract leaflike, 0.5–15 mm. |
multibracteate; bracts linear to subulate, 5–10 mm, apex acute. |
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Flowers | 3–10 mm; sepals 1.5–4 mm; petals pink or white, 2–5 mm; ovules 3. |
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. |
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Seeds | 2–5 mm, shiny and smooth; elaiosome 1–3 mm. |
2–6, 2–3 mm diam., shiny and smooth to tuberculate; elaiosome 1–2 mm. |
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2n | = 12, 24, 36, 48, 60. |
= 32. |
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Claytonia perfoliata |
Claytonia acutifolia |
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Phenology | Flowering Jun–Aug. | |||||||||
Habitat | 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) | |||||||||
Distribution |
AZ; CA; CO; ID; MT; NM; NV; OR; UT; WA; WY; BC; Central America (Guatemala); adventive in Europe; Pacific Islands (New Zealand)
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AK; Eurasia (Russia) |
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Discussion | Subspecies 3 (3 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 4, p. 472. | FNA vol. 4, p. 467. | ||||||||
Parent taxa | ||||||||||
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Subordinate taxa | ||||||||||
Synonyms | Montia perfoliata | C. acutifolia subsp. graminifolia, C. acutifolia var. graminifolia, C. eschscholtzii | ||||||||
Name authority | Donn ex Willdenow: Sp. Pl. 2: 1186. (1798) | Pallas ex Willdenow: in J. J. Roemer et al., Syst. Veg. 5: 436. (1819) | ||||||||
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