Flora of North America species comparison

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Claytonia rosea

Madrean springbeauty, Rocky Mountain Spring beauty, western springbeauty
Habit Plants perennial, with globose tubers 20–100 mm; periderm 5–10 mm.
Stems

2–15 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.
Inflorescences

multibracteate, rarely 1-bracteate;

proximalmost bract leaflike, distal bracts reduced to membranous scales.
Flowers

8–14 mm diam.;

sepals 3–5 mm;

petals pink, rose, or magenta, 8–10 mm;

ovules 6.
Seeds

2–3 mm, shiny and smooth;

elaiosome 1–2 mm.
2n

= 16.

Claytonia rosea
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
from FNA
AZ; CO; NM; UT; Mexico
[WildflowerSearch map]
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.
Parent taxa 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. rubra, C. sarmentosa, C. saxosa, C. scammaniana, C. sibirica, C. tuberosa, C. umbellata, C. virginica, C. washingtoniana
Synonyms C. lanceolata var. rosea
Name authority Rydberg: Bull. Torrey Bot. Club 31: 404. (1904)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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