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

Lake Washington claytonia, Lake Washington miner's lettuce, Lake Washington springbeauty, Suksdorf's Spring beauty, Washington spring-beauty

Habit Plants annual, sometimes overwintering and biennial, with minute, shortened, tuberous bodies; periderm absent. Plants annual, with minute, tuberous body; periderm absent.
Stems

1–10 cm.

3–15 cm.

Leaves

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.

basal leaves petiolate, 2–30 cm, blade rhombic or ovate, 2–3 cm;

cauline leaves sessile, distinct or slightly connate on 1 side only, blade ovate, 1–3 cm.

Inflorescences

1-bracteate;

bract leaflike, 0.5–15 mm.

multibracteate, or with 2–several bracts near base of inflorescence;

bracts leaflike, 2–10 mm.

Flowers

2–5 mm diam.;

sepals 1.5–2.5 mm;

petals 2–3 mm, pinkish white to white;

ovules 3.

4–8 mm diam.;

sepals 2–3.5 mm;

petals pink, 3–4 mm;

ovules 3.

Seeds

2–3 mm diam., shiny and smooth;

elaiosome 1–2 mm.

1–2 mm diam., shiny and smooth;

elaiosome 1 mm.

2n

= 12, 24, 36.

= 24.

Claytonia rubra

Claytonia washingtoniana

Phenology Flowering Jan–Jun.
Habitat Coastal bluffs and disturbed places associated with red alder and moss mats in boulders and cliffs of moist coastal forests
Elevation 0-500 m (0-1600 ft)
Distribution
from FNA
CA; CO; ID; MT; NV; OR; SD; UT; WA; WY; BC
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; OR; WA; BC
[WildflowerSearch map]
[BONAP county map]
Discussion

Subspecies 2 (2 in the flora).

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

Claytonia washingtoniana is a fertile hybrid between C. sibirica and C. perfoliata.

of conservation concern

(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. 473. FNA vol. 4, p. 475.
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. rosea, 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. scammaniana, C. sibirica, C. tuberosa, C. umbellata, C. virginica
Subordinate taxa
C. rubra subsp. depressa, C. rubra subsp. rubra
Synonyms Montia rubra Montia washingtoniana
Name authority (Howell) Tidestrom: Contr. U.S. Natl. Herb. 25: 188. (1925) (Suksdorf) Suksdorf: Werdenda 1: 10. (1923)
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