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Senecio glutinosus Thunb.

Species

Angiosperms > Asterales > Asteraceae > Senecio

Characteristics

Erect, annual herb, glandular-hairy. Stems robust, branched above, up to 1 m high. Leaves up to 150 mm long, oblong to oblong-obovate in outline, pinnatifid, lobes blunt, bluntly toothed or repand, lower leaves petiolate, upper sessile, auricled. Inflorescence laxly corymbose. Capitula several, radiate, disc and rays (6-8) yellow; involucre campanulate; bracts ± 12, 6 mm long; calyculus bracts very few, minute. Flowering time mainly Aug. Cypselae cylindrical, 4 mm long, ribs shortly hairy.
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Annual, 100-400 mm tall, thinly to densely glandular-pubescent on stems and leaves. Leaves oblong-oblanceolate and pinnatisect, (10-)30-80 mm long, lobes oblong and toothed, lower leaves tapering below and often subpetiolate, upper amplexicaul-auriculate. Flowerheads in loose corymbs, radiate, yellow with yellow ray florets; involucre cylindrical, 3-5 mm diam., usually glandular-pubescent, bracts 12-18, 0.5-0.8 x 6-9 mm, bracteoles 2-6, subulate.
Glandular-hairy annual mostly to 40 cm. Leaves toothed to pinnatisect. Flower heads radiate, several in branched, terminal corymbs, yellow.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.55 - 0.7
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture 6-8
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

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 glutinosus world distribution map, present in Namibia and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:245322-1
WFO ID wfo-0000119285
COL ID 4WKYL
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Senecio brachyglossus Senecio glutinosus Senecio inamoenus
WorldFloraDB 2024