Family: Polygonaceae
[Aconogonum davisiae var. glabrum (G.N. Jones) S.-P. Hong, more... ]
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Stems glabrous. Leaf blades 2.4-5.8 × 1.2-3.2 cm, base cordate or truncate, faces glabrous. Pedicels 0.6-1.4 mm, glabrous. Perianths 3-3.8 mm.
Flowering Jun-Aug. Mountain slopes, talus slopes, edges of serpentine outcrops; 1000-2200 m; Calif., Wash.