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Carolina spring-beauty

cushion miner's-lettuce, erubescent lettuce, erubescent miner's-lettuce, red miners lettuce, red stem spring beauty, red-stem miner's lettuce

Habit Plants perennial, with globose tubers 10–20 mm diam.; periderm 1–5 mm. Plants annual, sometimes overwintering and biennial, with minute, shortened, tuberous bodies; periderm absent.
Stems

6–25 cm.

1–10 cm.

Leaves

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.

basal leaves in flattened to suberect rosettes, 0.5–6 cm, blade with strong red pigmentation even in juvenile plants, narrowly rhombic to ovate, spatulate, or trullate, 0.5–1.5 × 0.5–1 cm, apex obtuse;

cauline leaves distinct or connate on 1 side or perfoliate, sessile, blade ovate.

Inflorescences

1-bracteate (rarely with 2 bracts).

1-bracteate;

bract leaflike, 0.5–15 mm.

Flowers

8–12 mm diam.;

sepals 3–5 mm;

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

ovules 6.

2–5 mm diam.;

sepals 1.5–2.5 mm;

petals 2–3 mm, pinkish white to white;

ovules 3.

Seeds

2–4 mm, shiny and smooth;

elaiosome 1–2 mm.

2–3 mm diam., shiny and smooth;

elaiosome 1–2 mm.

2n

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

= 12, 24, 36.

Claytonia caroliniana

Claytonia rubra

Phenology Flowering Mar–Jun.
Habitat Wetlands and riparian hardwood forests
Elevation 0-1400 m (0-4600 ft)
Distribution
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
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from FNA
CA; CO; ID; MT; NV; OR; SD; UT; WA; WY; BC
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Discussion

Subspecies 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Key
1. Basal leaf blades trullate; cauline leaves distinct or perfoliate
subsp. rubra
1. Basal leaf blades lanceolate, spatulate, rhombic, or ovate; cauline leaves usually connate on only 1 side or perfoliate
subsp. depressa
Source FNA vol. 4, p. 467. FNA vol. 4, p. 473.
Parent taxa Portulacaceae > Claytonia Portulacaceae > Claytonia
Sibling taxa
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
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. sarmentosa, C. saxosa, C. scammaniana, C. sibirica, C. tuberosa, C. umbellata, C. virginica, C. washingtoniana
Subordinate taxa
C. rubra subsp. depressa, C. rubra subsp. rubra
Synonyms C. caroliniana var. lewisii, C. caroliniana var. spatulifolia Montia rubra
Name authority Michaux: Fl. Bor.-Amer. 1: 160. (1803) (Howell) Tidestrom: Contr. U.S. Natl. Herb. 25: 188. (1925)
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