Flora of North America species comparison

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Viola septemloba

southern coastal violet
Habit 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.

Viola septemloba
Phenology Flowering Mar–May.
Habitat Sandy, dry or seasonally wet pine or mixed pine/deciduous woods
Elevation 0–200 m (0–700 ft)
Distribution
from FNA
AL; FL; GA; LA; MS; NC; SC; TX
[WildflowerSearch map]
[BONAP county map]
Discussion

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.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 6, p. 157.
Parent taxa 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. pedatifida, 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. 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
Name authority Leconte: Ann. Lyceum Nat. Hist. New York 2: 141. (1826)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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