Erysimum flavum (Georgi) Bobrov

Species

Angiosperms > Brassicales > Brassicaceae > Erysimum

Characteristics

Herbs perennial, 10-60(-100) cm tall; caudex with petiolar remains of previous years. Trichomes exclusively malpighiaceous. Stems erect, simple or several from caudex. Basal leaves rosulate; petiole (0.3-)0.8-2(-4) cm, often grooved adaxially; leaf blade filiform to narrowly linear, rarely linear-oblanceolate, (0.7-)1-6(-9) cm × (0.5-)1-4(-8) mm, folded, base attenuate, margin entire or rarely denticulate, apex acute. Upper cauline leaves sessile, linear to filiform, entire or rarely denticulate. Racemes corymbose, densely flowered, ebracteate, elongated considerably in fruit. Fruiting pedicels divaricate or ascending, 4-15 mm, stout, narrower than fruit, straight. Sepals lanceolate-linear, 5-14 × 1.5-2 mm, lateral pair strongly saccate. Petals yellow, obovate, 0.9-2.6 cm × 3-8 mm, apex rounded; claw distinct, subequaling or longer than sepals. Filaments yellow, 0.5-1.5 cm; anthers linear, 2-4 mm. Ovules 60-130 per ovary. Fruit linear, slightly 4-angled or flattened, (3.5-)5-8(-12) cm × 1-2 mm, slightly torulose, erect-ascending, straight or slightly curved; valves with a distinct midvein, outside with malpighiaceous trichomes, inside glabrous; style slender, (0.5-)1-3(-4) mm, cylindric, narrower than fruit; stigma capitate, 2-lobed. Seeds oblong, 1.5-2.5 × 0.8-1.2 mm. Fl. May-Jun, fr. Jul-Sep.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.1 - 0.6
Root system -
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 medicinal
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 flavum world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:283808-1
WFO ID wfo-0000678725
COL ID 3BBK4
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Erysimum flavum Hesperis flava Erysimum baicalense Diplopilosa flava