Claytonia rosea |
Claytonia scammaniana |
|
---|---|---|
Madrean springbeauty, Rocky Mountain Spring beauty, western springbeauty |
Scamman's claytoni a, Scamman's springbeauty |
|
Habit | Plants perennial, with globose tubers 20–100 mm; periderm 5–10 mm. | Plants perennial, rhizomatous; rhizomes 0.5–3 mm diam. |
Stems | 2–15 cm. |
4–10 cm. |
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 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. |
Inflorescences | multibracteate, rarely 1-bracteate; proximalmost bract leaflike, distal bracts reduced to membranous scales. |
ebracteate. |
Flowers | 8–14 mm diam.; sepals 3–5 mm; petals pink, rose, or magenta, 8–10 mm; ovules 6. |
10–20 mm diam.; sepals 4–7 mm, petals pink to rich purple, 10–18 mm; ovules 6. |
Seeds | 2–3 mm, shiny and smooth; elaiosome 1–2 mm. |
(1–)6, 2–3 mm, smooth, elaiosome 0.5 mm. |
2n | = 16. |
= 16, ca. 40. |
Claytonia rosea |
Claytonia scammaniana |
|
Phenology | Flowering Feb–May. | Flowering Jun–Jul. |
Habitat | Hillsides and mesas of montane ponderosa and Chihuahuan pine and oak belts | Talus and scree slopes on serpentine |
Elevation | 800-2400 m (2600-7900 ft) | 50-2000 m (200-6600 ft) |
Distribution |
AZ; CO; NM; UT; Mexico
|
AK; YT; Eurasia (Russia) |
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.) |
|
Source | FNA vol. 4, p. 472. | FNA vol. 4, p. 474. |
Parent taxa | Portulacaceae > Claytonia | Portulacaceae > Claytonia |
Sibling taxa | ||
Synonyms | C. lanceolata var. rosea | Montia scammaniana |
Name authority | Rydberg: Bull. Torrey Bot. Club 31: 404. (1904) | Hultén: Bot. Not. 1939: 826. (1939) |
Web links |