Viola bicolor Pursh

American field pansy (en), Violette des champs (fr), Pensée des champs (fr)

Species

Angiosperms > Malpighiales > Violaceae > Viola

Characteristics

× 0.3–1 cm, base attenuate, margins entire or crenate-serrate especially toward apex, eciliate, apex rounded to obtuse, surfaces glabrous or sparsely pubescent. Peduncles 1–4.5 cm, glabrous or pubescent. Flowers: sepals ovate to lanceolate, margins ciliate or eciliate, auricles 0.5–2 mm; petals white or cream to pale bluish violet on both surfaces, dark purple-veined, lateral 2 longer than sepals, bearded, lowest 8–10 mm, spur white to blue-violet, gibbous, 1–1.5 mm, shorter than or equaling sepal auricles; style head bearded; cleistogamous flowers axillary. Capsules ellipsoid to oblong, 4–7 mm, glabrous. Seeds beige to bronze, 0.3–1.5 mm. 2n = 34.
Life form annual
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses insecticide
Edible -
Therapeutic use Analgesic (leaf), Dermatological Aid (root), Antidiarrheal (unspecified), Blood Medicine (unspecified), Cold Remedy (unspecified), Cough Medicine (unspecified), Respiratory Aid (unspecified), Tonic (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 14 - 21
Germination temperacture (C°) 18 - 23
Germination luminosity dark
Germination treatment stratification
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Viola bicolor unspecified picture

Distribution

Viola bicolor world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:60440710-2
WFO ID wfo-0001144601
COL ID 5BGFS
BDTFX ID 72102
INPN ID 129517
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Viola bicolor