Viola pedatifida |
Viola ocellata |
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crow-foot violet, prairie or crowfoot or larkspur violet, prairie violet, violette pédatifide |
pinto violet, two-eyed violet, western heart's ease, western heart's ease or two-eyed or southern two-eyed violet |
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Habit | Plants perennial, acaulescent, not stoloniferous, 5–30 cm; rhizome thick, fleshy. | 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. |
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Leaves | basal, 2–11, ascending to erect, 5–9-lobed; stipules linear-lanceolate, margins entire, apex acute; petiole 3–16 cm, pubescent; blade similar in width and shape, lobes lanceolate, spatulate, falcate, or linear, 1–7 × 2–8 cm, base truncate to reniform, margins entire, ciliate, apex acute to obtuse, mucronulate, surfaces pubescent, hairs sometimes concentrated on veins. |
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 | 5–18 cm, glabrous or pubescent. |
1–10 cm, puberulent. |
Flowers | sepals lanceolate to ovate, margins ciliate or eciliate, auricles 1–2 mm; petals light to soft reddish violet on both surfaces, lower 3 white basally, dark violet-veined, lateral 2 and lowest usually bearded, lowest 10–25 mm, spur same color as petals, gibbous, 2–3 mm; style head beardless; cleistogamous flowers on ascending to erect peduncles. |
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 | ellipsoid, 10–15 mm, glabrous. |
spherical to spherical-ovoid, 5–11 mm, minutely scabrous. |
Seeds | beige, mottled to bronze, 1.5–2.5 mm. |
brown-purple, ca. 2 mm. |
2n | = 54. |
= 12. |
Viola pedatifida |
Viola ocellata |
|
Phenology | Flowering Mar–Jun. | Flowering Mar–Jul. |
Habitat | Prairies, grasslands, disturbed ground, dry gravelly hills | Rocky areas, grassy banks, thickets, often on serpentine soil |
Elevation | 500–1000 m (1600–3300 ft) | 100–1100 m (300–3600 ft) |
Distribution |
AR; AZ; CO; IA; IL; IN; KS; MI; MN; MO; MT; ND; NE; NM; OH; OK; SD; VA; WI; WY; AB; MB; ON; SK
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CA; OR
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Discussion | Viola pedatifida was reported historically from, and recently rediscovered in, the Appalachian shale barrens of Virginia (T. Wieboldt, pers. comm.). Viola pedatifida reportedly hybridizes with V. sororia (= V. ×bernardii Greene). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Source | FNA vol. 6, p. 144. | FNA vol. 6, p. 140. |
Parent taxa | Violaceae > Viola | Violaceae > Viola |
Sibling taxa | ||
Synonyms | V. delphiniifolia, V. palmata var. pedatifida | |
Name authority | G. Don: Gen. Hist. 1: 320. (1831) | Torrey & A. Gray: Fl. N. Amer. 1: 142. (1838) |
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