Viola ocellata

Torrey & A. Gray
Fl. N. Amer. 1: 142. 1838.
Common names: Western heart's ease or two-eyed or southern two-eyed violet
Endemic
Treatment appears in FNA Volume 6. Treatment on page 140. Mentioned on page 117, 129, 131.

Plants perennial, caulescent, not stoloniferous, 2–37 cm. Stems 1–3, ascending to erect, ± glabrous or usually puberulent, on caudex from shallow, fleshy rhizome or deep-seated caudex with fleshy roots. Leaves basal and cauline; basal: 1–6; stipules deltate, margins laciniate, apex usually long-acuminate; petiole 3.7–10 cm, puberulent; blade ovate, deltate, or subreniform, 1–6 × 1.2–4 cm, base usually cordate to subcordate, margins crenate, usually ciliate, apex acute, mucronulate, surfaces usually sparsely puberulent, glabrous early; cauline similar to basal except: stipules lanceolate, margins ±fimbriate, sometimes stipitate-glandular, sometimes entire, erose, or ± laciniate; petiole 0.4–9 cm; blade ovate to deltate, 1.6–4.4 × 1.1–3.6 cm, base subcordate to truncate, margins crenate to ± serrate, ciliate, apex acute to obtuse. Peduncles 1–10 cm, puberulent. Flowers: sepals lanceolate, margins ciliate, auricles 0.5–1.5 mm; petals white adaxially, upper 2 and sometimes lower 3 deep reddish violet abaxially, all with yellow area basally, lateral 2 with purple patch basally distal to smaller yellow area, bearded, lowest with yellow patch basally, purple-veined, 5–15 mm, spur yellow or greenish, gibbous, 1–2.5 mm; style head bearded; cleistogamous flowers axillary. Capsules spherical to spherical-ovoid, 5–11 mm, minutely scabrous. Seeds brown-purple, ca. 2 mm. 2n = 12.


Phenology: Flowering Mar–Jul.
Habitat: Rocky areas, grassy banks, thickets, often on serpentine soil
Elevation: 100–1100 m

Discussion

Selected References

None.

Lower Taxa

None.

... more about "Viola ocellata"
R. John Little +  and Landon E. McKinney† +
Torrey & A. Gray +
Western heart's ease or two-eyed or southern two-eyed violet +
Calif. +  and Oreg. +
100–1100 m +
Rocky areas, grassy banks, thickets, often on serpentine soil +
Flowering Mar–Jul. +
Fl. N. Amer. +
Chrysion +, Crocion +  and Lophion +
Viola ocellata +
species +