Erysimum deflexum Hook.F. & Thomson

Bent treacle mustard (en)

Species

Angiosperms > Brassicales > Brassicaceae > Erysimum

Characteristics

Herbs perennial, 2-10(-15) cm tall. Trichomes malpighiaceous throughout, rarely 3-fid ones on leaves. Stems decumbent or erect, often more than 1 from caudex. Basal leaves rosulate; petiole 4-10(-20) mm, often persistent; leaf blade linear-lanceolate or oblong, (1-)1.5-4(-6) cm × 1-4(-7) mm, base attenuate, margin entire or denticulate, apex acute. Cauline leaves few or absent, subsessile. Racemes corymbose, densely flowered, ebracteate, elongated and often deflexed in fruit. Fruiting pedicels divaricate, (2-)4-7(-8) mm, stout, narrower than fruit. Sepals linear-oblong, 4-6 × 1-1.5 mm, lateral pair saccate at base. Petals yellow, spatulate or obovate, 6-10(-12) × 2-4 mm, apex rounded; claw subequaling sepals. Filaments yellow, 4-6.5 mm; anthers linear-oblong, 1.5-2 mm. Ovules 40-50 per ovary. Fruit narrowly linear, subterete, (2.5-)3-5 cm × 1-1.5 mm, torulose, divaricate or ascending, straight or curved; valves pubescent outside with malpighiaceous and rarely 3-forked trichomes, glabrous inside; style stout, 1-3 mm, cylindric, sparsely pubescent; stigma entire or slightly 2-lobed. Seeds oblong, 1.2-1.5(-1.9) × 0.7-1 mm. May-Jul, fr. Jul-Aug.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.07 - 0.11
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 7-11

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Erysimum deflexum world distribution map, present in Bhutan, China, and India

Identifiers

LSID urn:lsid:ipni.org:names:283755-1
WFO ID wfo-0000678657
COL ID 3BBJ5
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Erysimum deflexum