Viola purpurea var. aurea

(Kellogg) M. S. Baker ex Jepson

Fl. Calif. 2: 521. 1936.

Common names: Golden violet
Endemic
Basionym: Viola aurea Kellogg Proc. Calif. Acad. Sci. 2: 185, fig. 54. 1862
Synonyms: V. purpurea subsp. aurea (Kellogg) J. C. Clausen
Treatment appears in FNA Volume 6. Treatment on page 151. Mentioned on page 150.

Plants 4–12 cm. Stems erect or decumbent, mostly buried, not much elongated by end of season, canescent to tomentose. Leaves: basal: 1–6; petiole 4.6–9.5 cm, tomentose; blade purplish abaxially, gray adaxially, ovate, oblong, or orbiculate, 1.1–5 × 1–3.4 cm, base attenuate, often oblique, margins coarsely repand-dentate to irregularly crenate or shallowly and irregularly serrate, apex acute to obtuse, surfaces tomentose; cauline: petiole 1.5–5.5 cm, tomentose; blade ovate to ovate-lanceolate, 1.3–3.7 × 0.7–2 cm, length 0.8–1.4 times width, base attenuate, sometimes oblique, margins usually irregularly serrate, sometimes entire and undulate, apex usually acute, surfaces tomentose. Peduncles 2.4–10.5 cm, tomentose. Lowest petals 8–13 mm. Capsules 4–7 mm. Seeds medium brown, 2.5–2.9 mm. Flowering Apr–Jun. Pinyon-juniper woodland, sagebrush (Great Basin); 1000–2300 m; Calif., Nev.


Phenology: Flowering Apr–Jun.
Habitat: Pinyon-juniper woodland, sagebrush (Great Basin)
Elevation: 1000–2300 m

Discussion

Flowers of var. aurea have been observed to close up in late afternoon, then fully reopen the following morning.

Selected References

None.

Lower Taxa

None.