Viola tomentosa M.S.Baker & J.C.Clausen

Feltleaf violet (en)

Species

Angiosperms > Malpighiales > Violaceae > Viola

Characteristics

Plants perennial, caulescent, not stoloniferous, 7–10 cm. Stems 1–3(–5), prostrate or decumbent to erect, leafy proximally and distally, densely white-tomentose, from usually vertical, subligneous rhizome. Leaves basal and cauline; basal: 1–6; stipules linear to broadly ovate-oblong, margins entire, sometimes with scattered glandular hairs, apex acute to obtuse; petiole 2–6 cm, densely white-tomentose; blade ± oblanceolate to elliptic, 1.5–5 × 1.4–2.1 cm, base attenuate, usually oblique, margins usually entire, rarely crenate distally, ciliate, apex acute to usually obtuse, mucronulate, surfaces densely white-tomentose abaxially, strigose adaxially; cauline similar to basal except: stipules ovate, lanceolate, oblanceolate, or oblong, margins entire or toothed, densely ciliate with white hairs; petiole 1.5–3.5 cm; blade 1.8–4 × 0.6–1.1 cm. Peduncles 1–4 cm, densely white-tomentose. Flowers: sepals lanceolate, margins ciliate-tomentose, auricles 0.5–1 mm; petals deep lemon-yellow adaxially, upper 2 often brownish purple abaxially, lower 3 dark brown-to brownish purple-veined, lateral 2 bearded, lowest 6–11 mm, spur yellow, gibbous, 0.5–1.5 mm; style head bearded; cleistogamous flowers absent. Capsules ± spherical, 4–5 mm, densely white-tomentose. Seeds brown with lighter brown mottling, 2.5–2.8 mm. 2n = 12.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.07 - 0.1
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) -

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 tomentosa unspecified picture

Distribution

Viola tomentosa world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:267015-2
WFO ID wfo-0001144699
COL ID 5BHPQ
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Viola tomentosa