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FNA | Family List | FNA Vol. 4 | Portulacaceae | Claytonia

14. Claytonia parviflora Douglas ex Hooker, Fl. Bor.-Amer. 1: 225, plate 73. 1832.

Indian-lettuce

Claytonia perfoliata Donn ex Willdenow var. parviflora (Douglas ex Hooker) Torrey; Montia perfoliata (Donn ex Willdenow) Howell var. parviflora (Douglas ex Hooker) Jepson

Plants annual, with minute, tuberous bodies; periderm absent. Stems 5-30 cm. Leaves: blades green or pink, not glaucous; basal leaves petiolate, blade linear (sometimes filiform), narrowly lanceolate, spatulate, or rhombic, 1-15 × 0.5-1 cm; cauline leaves sessile, blade linear and 0.5-4 cm, or perfoliate and 10 cm or less diam. Inflorescences 1-bracteate; bract 0.5-15 mm, leaflike. Flowers 2-12 mm diam.; sepals 1.5-4 mm; petals white or pink, 2-8 mm; ovules 3. Seeds 1-2.5 mm diam., shiny and smooth or with low tubercles, not pebbly; elaiosome 1-3 mm. 2n = 12, 24, 36, 48.

Subspecies 4 (4 in the flora): w North America.


1 Cauline leaves distinct and linear or trullate or deeply cleft into 2 ovate segments....   14d subsp. viridis
+ Cauline leaves perfoliate or slightly cleft   (2)
       
2 (1) Basal leaf blades spatulate, 0.3-1 cm wide; desert ranges   14c subsp. utahensis
+ Basal leaf blades filiform to linear, 0.05-0.5 cm wide; Sierra Nevada, interior valleys, coast   (3)
       
3 (2) Flowers 2-8 mm diam.; Sierra Nevada, interior valleys, coast   14b subsp. parviflora
+ Flowers 10-12 mm diam.; Sierra Nevada foothills   14a subsp. grandiflora<


 

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