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goosefoot violet, mountain violet, pine violet, purple-mark yellow violet

Alaska violet, Aleutian violet, Langsdorff's violet, violette de Langsdorff

Habit Plants perennial, caulescent, not stoloniferous, 1.5–25 cm. Plants perennial, caulescent, not stoloniferous, 2–30 cm.
Stems

1–5(–7), decumbent or spreading to erect, leafy proximally and distally, ± glabrous, puberulent, canescent, or tomentose, on caudex from subligneous rhizome.

1–3, ascending to erect, usually glabrous, from shallow, fleshy rhizome.

Leaves

basal and cauline;

basal: 1–6;

stipules adnate to petiole, forming 2 linear, membranous wings, wing margins entire or laciniate, each wing with lanceolate to ± deltate projection, margins entire or laciniate, apex acute to long-acuminate;

petiole 1.8–14.5 cm, puberulent to tomentose;

blade purplish, purple-tinted, or gray-green abaxially, gray, green, or gray-green adaxially, sometimes shiny adaxially, ovate, orbiculate, oblong, deltate, or lanceolate, 0.8–5.3 × 0.4–4.1 cm, often fleshy, base cordate, subcordate, truncate, or attenuate, oblique or not, margins usually ± crenate, serrate, dentate, or coarsely or irregularly repand-dentate, sometimes entire, usually ciliate, apex acute to obtuse or rounded, surfaces glabrous, puberulent, or tomentose;

cauline similar to basal except: stipules linear, lanceolate, oblanceolate, or ± oblong to ovate, margins entire, lacerate, or laciniate, usually ciliate, apex sometimes divided into 2–3 filiform processes or obtuse;

petiole 0.3–19.7 cm, glabrous or puberulent;

blade ovate, oblong, elliptic, deltate, or lanceolate, 0.9–5.2 × 0.2–2.9 cm, length 0.8–7.1 times width, margins crenate, serrate, dentate, repand-denticulate, undulate-denticulate, sinuate, undulate, or entire, abaxial surface puberulent, canescent, or tomentose, adaxial surface glabrous, sparsely pubescent, puberulent, canescent, or tomentose.

basal and cauline;

basal: 2–3;

stipules broadly ovate to deltate or long-lanceolate, margins often glandular (glands sessile or stalked), apex acute;

petiole 0.8–21 cm, glabrous or sparsely pubescent;

blade ovate to reniform, 0.9–5.8 × 1–6 cm, base cordate to ± truncate, margins crenate to crenate-serrulate, usually eciliate, apex rounded or acute to usually obtuse, surfaces glabrous or sparsely pubescent on adaxial veins, seldom on abaxial veins;

cauline similar to basal except: stipules broadly ovate to lanceolate-oblong or deltate, apex acute to acuminate;

petiole 2.2–12.1 cm;

blade 1.9–4.2 × 1.8–5.9 cm.

Peduncles

2.2–20.7 cm, glabrous or sparsely pubescent.

Flowers

sepals lanceolate to ovate, margins eciliate, auricles 0.5–1.5 mm;

petals light to deep violet on both surfaces, lower 3 white basally and light to deep violet-veined, lateral 2 bearded, lowest 12–24 mm, spur white to violet, gibbous to elongated, 2–5 mm, usually less than 1/2 lowest petal, tip straight;

style head usually beardless, sometimes bearded; cleistogamous flowers axillary.

Capsules

ovoid to ± spherical, 4–7 mm, puberulent.

ovoid to oblong, 7.5–13 mm, glabrous.

Seeds

light to dark brown or mottled gray and brown, 2–3.1 mm.

dark olive to ± black, 2.5–2.8 mm.

2n

= 12.

= 12.

Viola purpurea

Viola langsdorffii

Phenology Flowering Apr–Aug.
Habitat Swamps, bogs, fens, wet meadows, stream banks, rocky slopes, usually near coast
Elevation 0–1500 m (0–4900 ft)
Distribution
from FNA
AZ; CA; CO; ID; MT; NV; OR; UT; WA; WY; BC; nw Mexico
[WildflowerSearch map]
[BONAP county map]
from FNA
AK; CA; OR; WA; BC; YT; Asia
[WildflowerSearch map]
[BONAP county map]
Discussion

Varieties 7 (7 in the flora).

Varieties of Viola purpurea are variable and intergrade. All are found in California; six occur in other western states, one in Mexico, and one in British Columbia. Mature plants are needed for determination.

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

Viola simulata and V. superba are closely related to V. langsdorffii (L. Abrams and R. S. Ferris 1923–1960, vol. 3). They were treated by C. L. Hitchcock et al. (1955–1969, vol. 3) as synonymous with V. langsdorffii pending further study.

E. Brainerd (1921) stated that Viola langsdorffii presents an interesting transition between the caulescent and acaulescent violets. Plants of the species are reported from Winchester Grade in Idaho (Gail s.n., 1931, ID); verification is needed. Viola langsdorffii is reported to have fleshy rhizomes. Plants in Del Norte County, California, have fleshy rhizomes near the soil surface, but these are connected to deeper, subligneous rhizomes.

The style in some populations of Viola langsdorffii is reported to be sometimes bearded (G. W. Douglas et al. 1998–2002, vol. 5; W. J. Cody 2000). Illustrations in V. B. Baird (1942; location of plant unknown) and M. S. Baker (1936; a plant from Alaska) show a beardless style; L. Abrams and R. S. Ferris (1923–1960, vol. 3) and C. L. Hitchcock et al. (1955–1969, vol. 3) reported that the style head was beardless. Styles are beardless in plants occurring in Del Norte County, California.

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

Key
1. Basal and cauline leaf blade surfaces tomentose
var. aurea
1. Basal and cauline leaf blade surfaces ± glabrous, canescent, or puberulent
→ 2
2. Stems mostly buried, not much elongated by end of season; plants 1.5–9(–12) cm
→ 3
2. Stems usually not buried, usually elongated by end of season; plants 3–25 cm
→ 4
3. Cauline leaf margins usually entire, sometimes sinuate; basal leaf margins ± crenate to irregularly repand-dentate or entire.
var. integrifolia
3. Cauline leaf margins usually coarsely crenate or dentate, sometimes ± serrate or ± entire; basal leaf margins coarse-serrate or irregularly dentate or crenate with 2–4 rounded teeth per side
var. venosa
4. Basal leaf base cordate or truncate
var. dimorpha
4. Basal leaf base usually attenuate, sometimes subcordate or truncate
→ 5
5. Cauline leaf blade length 3.2–7.1 times width, margins usually undulate-denticulate, sometimes entire
var. mesophyta
5. Cauline leaf blade length 1–3 times width, margins with 3–4(–5) pointed or rounded teeth per side or crenate-serrate
→ 6
6. Basal leaf blade margins irregularly crenate, without pointed or rounded teeth; adaxial surface often shiny.
var. purpurea
6. Basal leaf blade margins dentate-serrate with 4–5(–6) pointed or rounded teeth per side; adaxial surface not shiny.
var. mohavensis
Source FNA vol. 6, p. 150. FNA vol. 6, p. 136.
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. pedatifida, V. pedunculata, V. pinetorum, V. praemorsa, V. primulifolia, V. prionantha, V. pubescens, 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. 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. 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
Subordinate taxa
V. purpurea var. aurea, V. purpurea var. dimorpha, V. purpurea var. integrifolia, V. purpurea var. mesophyta, V. purpurea var. mohavensis, V. purpurea var. purpurea, V. purpurea var. venosa
Synonyms V. simulata, V. superba
Name authority Kellogg: Pacific (San Francisco), 2 Feb. 1855: unnumb. (1855) Fischer ex Gingins: in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 1: 296. (1824)
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