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Carolina spring-beauty

little spring beauty, pale claytonia, pale spring-beauty, pallid claytonia, serpentine springbeauty

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

6–25 cm.

5–10 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.

blades gray, beige, or pink, glaucous;

basal leaf blades linear or spatulate, 1–6 × 0.05–0.5 cm;

cauline leaves sessile, distinct or partially connate into horn shape, blade spatulate, 0.2–4.5 cm, or subperfoliate, blade 0.2–4.5 cm wide.

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.

3–5 mm diam.;

sepals 1.5–2.5 mm;

petals white or pinkish, 2–5 mm;

ovules 3.

Seeds

2–4 mm, shiny and smooth;

elaiosome 1–2 mm.

0.5–1 mm, tuberculate;

elaiosome inserted in wide notch of seed coat, 0.5–1 mm.

2n

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

= 16, 32, 48.

Claytonia caroliniana

Claytonia exigua

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; NV; OR; WA; BC
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Discussion

Subspecies 2 (2 in the flora).

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

Key
1. Cauline leaves distinct or partially connate into horn shape; petals 2-6 mm
subsp. exigua
1. Cauline leaves perfoliate; petals 2-3 mm
subsp. glauca
Source FNA vol. 4, p. 467. FNA vol. 4, p. 468.
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. 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
Subordinate taxa
C. exigua subsp. exigua, C. exigua subsp. glauca
Synonyms C. caroliniana var. lewisii, C. caroliniana var. spatulifolia
Name authority Michaux: Fl. Bor.-Amer. 1: 160. (1803) Douglas ex Torrey & A. Gray: Fl. N. Amer. 1: 200. (1838)
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