The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links

Indian lettuce, miner's-lettuce, miner's-lettuce spring-beauty, winter purslane

Alaska spring-beauty, creeping spring beauty

Habit Plants annual, with minute, tuberous bodies; periderm absent. Plants perennial, with minute, tuberous body, producing rhizomes and stolons; rhizomes 0.5–3 mm diam.; periderm absent.
Stems

5–50 cm.

1–20 cm.

Leaves

basal leaves in suberect to erect, seldom flattened rosettes, petiolate, 1–30 cm, blade often with weak red pigmentation, broadly rhombic to deltate or reniform, 1–7 × 0.5–5(–6) cm, apex obtuse to apiculate, mucro 1–3 mm;

cauline leaves sessile, blade perfoliate or cleft or notched, 10 cm diam. or less.

basal leaves 1–15 cm, blade elliptic to spatulate, 1–8 × 1–2 cm;

cauline leaves sessile, blade lanceolate to ovate, 2 times or less longer than broad, 1–2 cm.

Inflorescences

1-bracteate;

bract leaflike, 0.5–15 mm.

ebracteate.

Flowers

3–10 mm;

sepals 1.5–4 mm;

petals pink or white, 2–5 mm;

ovules 3.

15–20 mm diam.;

sepals 6–8 mm;

petals pink to magenta with yellow blotch at base, 10–16 mm;

ovules 6.

Seeds

2–5 mm, shiny and smooth;

elaiosome 1–3 mm.

(1–)6, 2–4 mm, shiny and smooth;

elaiosome prominent, 2–3 mm.

2n

= 12, 24, 36, 48, 60.

= 10, 12, 16, 24.

Claytonia perfoliata

Claytonia sarmentosa

Phenology Flowering May–Aug.
Habitat Moist tundra and meadows
Elevation 0-2000 m (0-6600 ft)
Distribution
from FNA
AZ; CA; CO; ID; MT; NM; NV; OR; UT; WA; WY; BC; Central America (Guatemala); adventive in Europe; Pacific Islands (New Zealand)
[WildflowerSearch map]
[BONAP county map]
from FNA
AK; BC; YT; Russia
[BONAP county map]
Discussion

Subspecies 3 (3 in the flora).

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

Claytonia sarmentosa reproduces almost entirely from stolons and rhizomes.

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

Key
1. Basal leaf rosettes erect, 20-50 cm; cauline leaf pairs connate into perfoliate discs, blade margins entire; seeds 3-5 mm
subsp. perfoliata
1. Basal leaf rosettes suberect to flattened, 2-30 cm; cauline leaf pairs perfoliate, blade margins notched or deeply cleft; seeds 2-4 mm
→ 2
2. Basal leaf blades ovate to broadly rhombic, apex obtuse; leaf blades often beet red, gray-green, or purplish; epidermal gas pockets easily seen in field; seeds 3-4 mm
subsp. intermontana
2. Basal leaf blades deltate, apex apiculate; leaf blades mostly green; not beet red; epidermal gas pockets usually not visible (except in populations of California Transverse Ranges); seeds 2-3 mm
subsp. mexicana
Source FNA vol. 4, p. 472. FNA vol. 4, p. 474.
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. 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. rubra, C. saxosa, C. scammaniana, C. sibirica, C. tuberosa, C. umbellata, C. virginica, C. washingtoniana
Subordinate taxa
C. perfoliata subsp. intermontana, C. perfoliata subsp. mexicana, C. perfoliata subsp. perfoliata
Synonyms Montia perfoliata Montia sarmentosa
Name authority Donn ex Willdenow: Sp. Pl. 2: 1186. (1798) C. A. Meyer: Nouv. Mém. Soc. Imp. Naturalistes Moscou 1: 137. (1829)
Web links