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Sierra Nevada claytonia, Sierra Spring beauty

Coast Range claytonia, gypsum spring beauty

Habit Plants perennial, rhizomatous; rhizome 4–8 mm diam.; periderm 5–15 mm. Plants annual, with minute, tuberous bodies; periderm absent.
Stems

3–10 cm.

5–15 cm.

Leaves

basal leaves sessile, blade spatulate to rhombic or ovate, 2–10 × 0.2–3 cm;

cauline leaves sessile, blade ovate, 0.5–2 × 0.2–0.5 cm.

blades gray, beige, or pink, glaucous;

basal blades linear (almost filiform), 3–12 × 0.05–0.1 cm;

cauline leaves sessile, blades distinct and spatulate or partially connate into horn shape, 0.2–1.5 cm, or perfoliate, 0.2–1.5 cm wide.

Inflorescences

ebracteate.

1-bracteate;

bract leaflike, 0.5–15 mm.

Flowers

12–16 mm diam.;

sepals 2–3 mm;

petals pink to magenta, 8–12 mm;

ovules 6.

6–12 mm diam.;

sepals 2–3 mm;

petals pink or white, 6–10 mm;

ovules 3.

Seeds

(1–)6, 2–3 mm, shiny and smooth;

elaiosome 1 mm or less.

1–2 mm diam., tuberculate;

elaiosome 0.5–1 mm.

2n

= 14.

= 16.

Claytonia nevadensis

Claytonia gypsophiloides

Phenology Flowering May–Aug. Flowering Feb–May.
Habitat Mountain fell-fields Moist areas on serpentine in open glades or slopes of chaparral and foothill pine woodlands
Elevation 2000-3500 m (6600-11500 ft) 100-1200 m (300-3900 ft)
Distribution
from FNA
CA; NV; OR
[WildflowerSearch map]
[BONAP county map]
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 4, p. 470. FNA vol. 4, p. 468.
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. 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. 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 Montia nevadensis C. nubigena, Montia gypsophiloides, Montia perfoliata var. nubigena
Name authority S. Watson: in W. H. Brewer et al., Bot. California 1: 77. (1876) Fischer & C. A. Meyer: Index Seminum (St. Petersburg) 2: 33. (1835)
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