The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links

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
from FNA
AZ; CO; NM; UT; Mexico
[WildflowerSearch map]
from FNA
AK; YT; Eurasia (Russia)
[BONAP county 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. FNA vol. 4, p. 474.
Parent taxa Portulacaceae > Claytonia 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
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. rosea, C. rubra, C. sarmentosa, C. saxosa, C. sibirica, C. tuberosa, C. umbellata, C. virginica, C. washingtoniana
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