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FNA | Family List | FNA Vol. 6 | Violaceae | Viola

60. Viola septemloba Leconte, Ann. Lyceum Nat. Hist. New York. 2: 141. 1826.

Southern coastal violet Southern coastal violet

Plants perennial, acaulescent, not stoloniferous, 5–30 cm; rhizome thick, fleshy. Leaves basal, 5 or 6, prostrate to ascending; stipules linearlanceolate, margins entire, apex acute; petiole 1.5–7 cm, usually glabrous; earliest leaf blades ± ovate, sometimes 3-lobed, mid-season blades 7–9-lobed, 1–9 × 1–10 cm, base broadly cordate to cordate, middle lobes narrowly elliptic, lanceolate, spatulate, or obovate, (rarely linear), lateral lobes lanceolate or spatulate to falcate, margins usually entire, sometimes serrate, sometimes with narrowly deltate or falcate appendages or teeth, ciliate or eciliate, apex acute to mucronulate, surfaces usually glabrous. Peduncles 2–20 cm, usually glabrous. Flowers: sepals lanceolate to ovate, margins ciliate or eciliate, auricles 0.5–1 mm; petals light to dark blue-violet on both surfaces, lower 3 and sometimes upper 2 white basally, lower 3 darker violet-veined, lateral 2 densely bearded, spur sometimes bearded, lowest 15–25 mm, spur usually lilac, sometimes whitish, gibbous, 2–3 mm; style head beardless; cleistogamous flowers on ascending to erect peduncles. Capsules ellipsoid, 11–14 mm, glabrous. Seeds beige, mottled to bronze, 2–3 mm. 2n = 54.

Flowering Mar–May. Sandy, dry or seasonally wet pine or mixed pine/deciduous woods; 0–200 m; Ala., Fla., Ga., La., Miss., N.C., S.C., Tex.

For years this heterophyllous species was either ignored or included in Viola palmata. C. L. Pollard (1898) and E. Brainerd (1910, 1921) treated it as V. insignis Pollard, a later homonym.


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