Senecio angustifolius (Thunb.) Willd.

Species

Angiosperms > Asterales > Asteraceae > Senecio

Characteristics

Glabrous, perennial shrublet or herb, base woody, up to 0.6 m high. Stems much branched, rigid, erect, thin. Leaves sessile, up to 40 mm long, narrowly linear, entire, margins revolute. Inflorescence loosely panicled or subcorymbose, 3-5-headed. Capitula discoid, yellow; involucre campanulate; bracts 12-14, 6-7 mm long; calyculus bracts very small, few-several. Flowering time mainly Oct.-Apr. Cypselae cylindrical, 3 mm long, ribbed, hairy.
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Erect or straggling, slender-stemmed shrublet, up to 500 mm tall, ± glabrous. Leaves linear and often denticulate, rarely with a few narrow lobes, sessile but narrowed to base, mostly 20-30 x 1-2 mm, margins revolute. Flowerheads in upper axils in lax corymbs, discoid, yellow; involucre campanulate, 3-5 mm diam., bracts 10-15, 5-7 x ± 1 mm, bracteoles 5-7, imbricate, lanceolate, black-tipped.
Twiggy, glabrous shrublet to 60 cm. Leaves linear, minutely toothed, margins revolute, often with axillary tufts. Flower heads discoid, few in small corymbs, yellow or white.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention -
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.55
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity 1-3
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-11

Usage

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

Cultivation

Mode -
Germination duration (days) 10 - 21
Germination temperacture (C°) 18 - 23
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Senecio angustifolius world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:243796-1
WFO ID wfo-0000004601
COL ID 4WJKN
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Jacobaea angustifolia Senecio angustifolius