Viola novae-angliae House

New england blue violet (en)

Species

Angiosperms > Malpighiales > Violaceae > Viola

Characteristics

Plants perennial, acaulescent, not stoloniferous, 5–50 cm; rhizomes thick, fleshy. Leaves basal, 2–8, ascending to erect; stipules linear-lanceolate to broadly lanceolate, margins entire, sometimes distally glandular, apex acute; petiole 5–25 cm, densely pubescent; blade unlobed, narrowly ovate to narrowly deltate, 3.5–7 × 2–5 cm, base cordate, margins uniformly crenate to serrate, ciliate or eciliate, apex acute, surfaces usually glabrous, rarely pubescent. Peduncles 3–25 cm, glabrous or pubescent. Flowers: sepals lanceolate to ovate, margins ciliate or eciliate, auricles 1–2 mm; petals light to dark blue-or dark purple-violet or reddish purple, lowest and sometimes lateral 2 purple-veined, lateral 2 bearded, lowest bearded or beardless, 15–25 mm, spur same color as petals, gibbous, 2–3 mm; style head beardless; cleistogamous flowers on prostrate to ascending peduncles. Capsules ellipsoid, 5–12 mm, glabrous. Seeds beige, mottled to bronze, 1.5–2.5 mm. 2n = 54.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.5
Root system rhizome
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 -
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 -

Images

Viola novae-angliae unspecified picture
Viola novae-angliae unspecified picture

Distribution

Viola novae-angliae world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:266762-2
WFO ID wfo-0001144663
COL ID 5BH8M
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Viola novae-angliae Viola sororia var. grisea Viola novae-angliae subsp. grisea Viola septentrionalis var. grisea