Viola forrestiana W.Becker

Species

Angiosperms > Malpighiales > Violaceae > Viola

Characteristics

Herbs perennial, acaulescent, 5-12 cm tall. Rhizome erect, short; roots blackish, long, slender, smooth. Leaves basal, numerous; stipules mostly adnate to petioles, slightly white, lanceolate, conspicuous, ca. 1.5 cm, membranous; petiole 2-7 cm, glabrous; leaf blade triangular-ovate or narrowly ovate, 3-5.5 × 2-3.5 cm, abaxially glabrous, adaxially puberulous, base shallowly cordate or sometimes subtruncate, margin irregularly emarginate-crenate or acutely lobed below middle, lobes oblong and crenate, apex acute. Flowers purple or purplish; pedicels usually exceeding or subequaling leaves, sparsely puberulous, 2-bracteolate near middle; bracteoles linear-lanceolate, 5-8 mm. Sepals lanceolate, ca. 5 mm, basal auricles ca. 2 mm, margin membranous, apex acute. Petals oblong-obovate, upper ones 1.2-1.4 cm, lateral ones subequaling upper ones, distinctly bearded, spur of anterior petal large, to 6 mm, stout, to 4 mm in diam., slightly curved, apex thickened. Ovary glabrous; styles clavate, slightly thickened upward; stigmas narrowly margined on lateral sides and abaxially, flat in central part, shortly beaked in front, beak subhorizontal. Capsule globose. Fl. Mar-May, fr. Jun-Sep.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.12
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) -

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 forrestiana world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:868186-1
WFO ID wfo-0001145121
COL ID 5BGS5
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Viola forrestiana