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Madrean springbeauty, Rocky Mountain Spring beauty, western springbeauty

Carolina spring-beauty

Habit Plants perennial, with globose tubers 20–100 mm; periderm 5–10 mm. Plants perennial, with globose tubers 10–20 mm diam.; periderm 1–5 mm.
Stems

2–15 cm.

6–25 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 6–21, petiolate, blade elliptic or spatulate, 3–5 × 1–3 cm;

cauline leaves abruptly petiolate, blade lanceolate to spatulate or ovate, 4–8 × 0.5–2.5 cm.

Inflorescences

multibracteate, rarely 1-bracteate;

proximalmost bract leaflike, distal bracts reduced to membranous scales.

1-bracteate (rarely with 2 bracts).

Flowers

8–14 mm diam.;

sepals 3–5 mm;

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

ovules 6.

8–12 mm diam.;

sepals 3–5 mm;

petals white, pink, or candy-striped, 6–10 mm;

ovules 6.

Seeds

2–3 mm, shiny and smooth;

elaiosome 1–2 mm.

2–4 mm, shiny and smooth;

elaiosome 1–2 mm.

2n

= 16.

= 16, 24, 25, 26, 27, 36, 38.

Claytonia rosea

Claytonia caroliniana

Phenology Flowering Feb–May. Flowering Mar–Jun.
Habitat Hillsides and mesas of montane ponderosa and Chihuahuan pine and oak belts Wetlands and riparian hardwood forests
Elevation 800-2400 m (2600-7900 ft) 0-1400 m (0-4600 ft)
Distribution
from FNA
AZ; CO; NM; UT; Mexico
[WildflowerSearch map]
from FNA
CT; GA; IA; KY; MA; MD; ME; MI; MN; NC; NH; NY; PA; TN; VA; VT; WI; WV; NB; NF; NS; ON; PE; QC
[WildflowerSearch map]
[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. 467.
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. 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. scammaniana, C. sibirica, C. tuberosa, C. umbellata, C. virginica, C. washingtoniana
Synonyms C. lanceolata var. rosea C. caroliniana var. lewisii, C. caroliniana var. spatulifolia
Name authority Rydberg: Bull. Torrey Bot. Club 31: 404. (1904) Michaux: Fl. Bor.-Amer. 1: 160. (1803)
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