Claytonia perfoliata |
Claytonia scammaniana |
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Indian lettuce, miner's-lettuce, miner's-lettuce spring-beauty, winter purslane |
Scamman's claytoni a, Scamman's springbeauty |
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Habit | Plants annual, with minute, tuberous bodies; periderm absent. | Plants perennial, rhizomatous; rhizomes 0.5–3 mm diam. | ||||||||
Stems | 5–50 cm. |
4–10 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 petiolate, sheathing at base, blade linear or oblong to narrowly spatulate, 1–10 × 0.1–1 cm, tapering to elongate petiole; cauline leaves sessile, blade narrowly lanceolate to ovate, 0.2–1.5 × 0.1–0.5 cm. |
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Inflorescences | 1-bracteate; bract leaflike, 0.5–15 mm. |
ebracteate. |
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Flowers | 3–10 mm; sepals 1.5–4 mm; petals pink or white, 2–5 mm; ovules 3. |
10–20 mm diam.; sepals 4–7 mm, petals pink to rich purple, 10–18 mm; ovules 6. |
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Seeds | 2–5 mm, shiny and smooth; elaiosome 1–3 mm. |
(1–)6, 2–3 mm, smooth, elaiosome 0.5 mm. |
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2n | = 12, 24, 36, 48, 60. |
= 16, ca. 40. |
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Claytonia perfoliata |
Claytonia scammaniana |
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Phenology | Flowering Jun–Jul. | |||||||||
Habitat | Talus and scree slopes on serpentine | |||||||||
Elevation | 50-2000 m [160-6600 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; YT; 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. 474. | ||||||||
Parent taxa | ||||||||||
Sibling taxa | ||||||||||
Subordinate taxa | ||||||||||
Synonyms | Montia perfoliata | Montia scammaniana | ||||||||
Name authority | Donn ex Willdenow: Sp. Pl. 2: 1186. (1798) | Hultén: Bot. Not. 1939: 826. (1939) | ||||||||
Web links |
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