Viola cuspidifolia W.Becker

Species

Angiosperms > Malpighiales > Violaceae > Viola

Characteristics

Herbs perennial, acaulescent, 8-10 cm tall, gray-green, glabrous. Rhizome erect, 7-8 cm, robust, 3-4 mm in diam., without rootlets. Leaves basal, gray-green; stipules narrowly lanceolate, ca. 1 cm, ca. 2/3 adnate to petiole, margin sparsely shortly fimbriate; petiole subequaling leaf blade, narrowly winged in upper part; leaf blade lanceolate, 3-4 × ca. 1 cm, both surfaces glabrous, veins raised abaxially, base narrowly cuneate, long decurrent to petiole, margin remotely and shallowly serrate, apex ± acute. Flowers purplish; pedicels usually exceeding leaves. Sepals ovate-lanceolate, ca. 5 mm, ca. 1 mm in diam., apex acuminate, basal auricles nearly square, narrower. Petals elliptic, lateral ones bearded, anterior one spatulate, shortly spurred; spur ca. 2 mm, slightly robust. Ovary glabrous; styles clavate, base slightly geniculate, gradually thickened in upper part; stigmas with erect margins on lateral sides and abaxially, shortly beaked in front, beak slightly erect. Capsule ellipsoid, 5-6 mm, glabrous. Fl. Apr and Sep, fr. May-Oct.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.08 - 0.1
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-10

Usage

Uses -
Edible -
Therapeutic use -
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 -

Distribution

Viola cuspidifolia world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:867987-1
WFO ID wfo-0001145092
COL ID 5BGMC
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Viola cuspidifolia