Claytonia rosea |
Claytonia perfoliata |
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Madrean springbeauty, Rocky Mountain Spring beauty, western springbeauty |
Indian lettuce, miner's-lettuce, miner's-lettuce spring-beauty, winter purslane |
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Habit | Plants perennial, with globose tubers 20–100 mm; periderm 5–10 mm. | Plants annual, with minute, tuberous bodies; periderm absent. | ||||||||
Stems | 2–15 cm. |
5–50 cm. |
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Leaves | basal leaves sometimes absent, petiolate, blade linear to narrowly spatulate, 1–7 × 0.4–2 cm, apex acute to obtuse; cauline leaves petiolate, blade linear, 2–5 cm, apex acute to obtuse. |
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. |
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Inflorescences | multibracteate, rarely 1-bracteate; proximalmost bract leaflike, distal bracts reduced to membranous scales. |
1-bracteate; bract leaflike, 0.5–15 mm. |
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Flowers | 8–14 mm diam.; sepals 3–5 mm; petals pink, rose, or magenta, 8–10 mm; ovules 6. |
3–10 mm; sepals 1.5–4 mm; petals pink or white, 2–5 mm; ovules 3. |
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Seeds | 2–3 mm, shiny and smooth; elaiosome 1–2 mm. |
2–5 mm, shiny and smooth; elaiosome 1–3 mm. |
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2n | = 16. |
= 12, 24, 36, 48, 60. |
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Claytonia rosea |
Claytonia perfoliata |
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Phenology | Flowering Feb–May. | |||||||||
Habitat | Hillsides and mesas of montane ponderosa and Chihuahuan pine and oak belts | |||||||||
Elevation | 800-2400 m (2600-7900 ft) | |||||||||
Distribution |
AZ; CO; NM; UT; Mexico
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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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Discussion | Claytonia rosea is morphologically distinct from C. lanceolata based on early cytological and ecological study of the two species by D. K. Halleck and D. Wiens (1966) and the author’s review of type material. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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. 472. | ||||||||
Parent taxa | Portulacaceae > Claytonia | Portulacaceae > Claytonia | ||||||||
Sibling taxa | ||||||||||
Subordinate taxa | ||||||||||
Synonyms | C. lanceolata var. rosea | Montia perfoliata | ||||||||
Name authority | Rydberg: Bull. Torrey Bot. Club 31: 404. (1904) | Donn ex Willdenow: Sp. Pl. 2: 1186. (1798) | ||||||||
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