Viola purpurea var. integrifolia

(M. S. Baker & J. C. Clausen) J. T. Howell

Mentzelia 1: 8. 1976.

Endemic
Basionym: Viola purpurea subsp. integrifolia M. S. Baker & J. C. Clausen Madroño 10: 118, plate 4 [left lower center]. 1949
Treatment appears in FNA Volume 6. Treatment on page 152. Mentioned on page 150.

Plants 1.5–9(–12) cm. Stems erect, mostly buried, not much elongated by end of season, puberulent. Leaves: basal: 1–4; petiole 1.9–7.5 cm, puberulent; blade purple-tinted abaxially, green adaxially, lanceolate or ovate to ± orbiculate, 0.8–3.1 × 0.4–2.3 cm, ± fleshy, base cordate, subcordate, or truncate, margins ± crenate to irregularly repand-dentate or entire, apex obtuse, abaxial surface puberulent, adaxial surface sparsely puberulent; cauline: petiole 1.3–3 cm, puberulent; blade ovate to oblong-lanceolate, 1.2–3.1 × 0.3–1.4 cm, length 1.2–5.7 times width, base truncate to attenuate, margins usually entire, sometimes sinuate, apex acute to obtuse, surfaces similar to basal blades. Peduncles 1–9 cm, puberulent. Lowest petals 8–11 mm. Capsules 5–7 mm. Seeds dark brown, 2–2.9 mm.


Phenology: Flowering May–Aug.
Habitat: Dry, red fir (Abies magnifica in California) and pine forests to timberline, sandy, gravelly, or rocky soil, sometimes on serpentine
Elevation: 1200–2600 m

Discussion

Selected References

None.

Lower Taxa

None.
R. John Little +  and Landon E. McKinney† +
(M. S. Baker & J. C. Clausen) J. T. Howell +
Viola purpurea subsp. integrifolia +
Calif. +, Nev. +  and Oreg. +
1200–2600 m +
Dry, red fir (Abies magnifica in California) and pine forests to timberline, sandy, gravelly, or rocky soil, sometimes on serpentine +
Flowering May–Aug. +
Chrysion +, Crocion +  and Lophion +
Viola purpurea var. integrifolia +
Viola purpurea +
variety +