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crow-foot violet, prairie or crowfoot or larkspur violet, prairie violet, violette pédatifide

early yellow or roundleaf yellow violet, round-leaf violet, roundleaf yellow violet, violette à feuilles rondes

Habit Plants perennial, acaulescent, not stoloniferous, 5–30 cm; rhizome thick, fleshy. Plants perennial, acaulescent, not stoloniferous, 1–20 cm; rhizome thick, fleshy.
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, 2–5, prostrate to ascending, often overlapping basally;

stipules linear-lanceolate, margins entire, apex acute;

petiole 2–8 cm, pubescent;

blade unlobed, orbiculate, reniform, or ovate, 2–12 × 1.5–9 cm, base cordate, margins crenate to serrate, sometimes glandular, ciliate or eciliate, apex rounded to acute, surfaces usually pubescent throughout or concentrated proximally on both surfaces.

Peduncles

5–18 cm, glabrous or pubescent.

1.5–7 cm, usually pubescent.

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 to ovate, margins ciliate or eciliate, auricles 0.5–1 mm;

petals deep lemon-yellow on both surfaces, lower 3 brownish purple-veined, lateral 2 bearded, lowest 8–11 mm, spur yellow, gibbous, 1–2 mm;

style head beardless; cleistogamous flowers on prostrate or partially subterranean rhizomes or on racemelike, nonrooting, and usually leafless branches growing from rhizome apex.

Capsules

ellipsoid, 10–15 mm, glabrous.

ellipsoid, 5–10 mm, glabrous.

Seeds

beige, mottled to bronze, 1.5–2.5 mm.

beige, 1–2 mm.

2n

= 54.

= 12.

Viola pedatifida

Viola rotundifolia

Phenology Flowering Mar–Jun. Flowering Mar–May.
Habitat Prairies, grasslands, disturbed ground, dry gravelly hills Rich montane forests and other mesic woodlands
Elevation 500–1000 m (1600–3300 ft) 200–2000 m (700–6600 ft)
Distribution
from FNA
AR; AZ; CO; IA; IL; IN; KS; MI; MN; MO; MT; ND; NE; NM; OH; OK; SD; VA; WI; WY; AB; MB; ON; SK
[WildflowerSearch map]
[BONAP county map]
from FNA
CT; DE; GA; KY; MA; MD; ME; NC; NH; NY; OH; PA; RI; SC; TN; VA; VT; WV; ON; QC
[WildflowerSearch map]
[BONAP county map]
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.)

N. H. Russell (1955b) stated that Viola rotundifolia is a primitive member of Viola and probably one of the ancestral species of stemmed yellow violets of North America. Russell (1965) stated that morphologically, V. rotundifolia is one of the most invariable violets and suggested that its nearest relative is V. orbiculata.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 6, p. 144. FNA vol. 6, p. 155.
Parent taxa Violaceae > Viola Violaceae > Viola
Sibling taxa
V. adunca, V. affinis, V. arvensis, V. bakeri, V. beckwithii, V. bicolor, V. biflora, V. blanda, V. brittoniana, V. canadensis, V. canina, V. charlestonensis, V. clauseniana, V. cucullata, V. cuneata, V. douglasii, V. egglestonii, V. epipsila, V. flettii, V. frank-smithii, V. glabella, V. guadalupensis, V. hallii, V. hastata, V. hirsutula, V. howellii, V. japonica, V. labradorica, V. lanceolata, V. langsdorffii, V. lithion, V. lobata, V. macloskeyi, V. missouriensis, V. nephrophylla, V. novae-angliae, V. nuttallii, V. ocellata, V. odorata, V. orbiculata, V. palmata, V. palustris, V. pedata, V. pedunculata, V. pinetorum, V. praemorsa, V. primulifolia, V. prionantha, V. pubescens, V. purpurea, V. quercetorum, V. renifolia, V. riviniana, V. rostrata, V. rotundifolia, V. sagittata, V. selkirkii, V. sempervirens, V. septemloba, V. sheltonii, V. sororia, V. striata, V. subsinuata, V. tomentosa, V. tricolor, V. trinervata, V. tripartita, V. umbraticola, V. utahensis, V. vallicola, V. villosa, V. walteri
V. adunca, V. affinis, V. arvensis, V. bakeri, V. beckwithii, V. bicolor, V. biflora, V. blanda, V. brittoniana, V. canadensis, V. canina, V. charlestonensis, V. clauseniana, V. cucullata, V. cuneata, V. douglasii, V. egglestonii, V. epipsila, V. flettii, V. frank-smithii, V. glabella, V. guadalupensis, V. hallii, V. hastata, V. hirsutula, V. howellii, V. japonica, V. labradorica, V. lanceolata, V. langsdorffii, V. lithion, V. lobata, V. macloskeyi, V. missouriensis, V. nephrophylla, V. novae-angliae, V. nuttallii, V. ocellata, V. odorata, V. orbiculata, V. palmata, V. palustris, V. pedata, V. pedatifida, V. pedunculata, V. pinetorum, V. praemorsa, V. primulifolia, V. prionantha, V. pubescens, V. purpurea, V. quercetorum, V. renifolia, V. riviniana, V. rostrata, V. sagittata, V. selkirkii, V. sempervirens, V. septemloba, V. sheltonii, V. sororia, V. striata, V. subsinuata, V. tomentosa, V. tricolor, V. trinervata, V. tripartita, V. umbraticola, V. utahensis, V. vallicola, V. villosa, V. walteri
Synonyms V. delphiniifolia, V. palmata var. pedatifida
Name authority G. Don: Gen. Hist. 1: 320. (1831) Michaux: Fl. Bor.-Amer. 2: 150. (1803)
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