Senecio schweinfurthii O.Hoffm.

Species

Angiosperms > Asterales > Asteraceae > Senecio

Characteristics

Perennial herb with creeping woody rhizome and sometimes with the main stem prostrate, and ascending branching leafy flowering stems 20–150 cm high; stems pale to bright green, sparsely glandular-pubescent.. Leaves crowded in terminal rosettes, with smaller ones on the inflorescence, somewhat succulent, sticky, oblanceolate-linear, oblanceolate, oblong or narrowly lanceolate, 6.5–26 cm long, 0.6–3 cm wide, tapered into a slightly expanded subauriculate semi-amplexicaul base, margins minutely to strongly sinuate-dentate or sinuate-serrate, revolute, apex subacute to rounded, minutely apiculate, bright green with paler midrib, densely glandular-pubescent above, glandular and minutely ciliate on the margins, glandular-pubescent and sometimes also slightly arachnoid beneath; stem leaves few, sessile, semi-amplexicaul, auriculate.. Capitula discoid, scented with a sweet or musky odour, erect, 3–many in lax terminal cymose corymbs or panicles; stalks of the individual capitula glandular; involucre suburceolate-campanulate, cylindrical in lower 2/3, very slightly contracted just below, then expanded at, the apex, 9–14 mm long, 4–7 mm in diameter; bracts of calyculus 3–6, lax, lanceolate to broadly so, 3–6 mm long, pale green with dark tips, glandular; phyllaries 10–20, green, brown and bearded at the apex, 8–12 mm long, glandular, rarely also sparsely arachnoid, with hyaline margins and paler main veins translucent towards the apex.. Ray florets 0; disc florets pale to bright yellow, corolla 7.5–11 mm long, tube expanded above the middle, glabrous or with a few hairs at the base, lobes 0.7–1.2 mm long.. Achenes 2.7–4 mm long, ribbed, shortly hairy; pappus 10 mm long.. Fig. 136 (page 658).
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3 - 1.25
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
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) 10 - 21
Germination temperacture (C°) 18 - 23
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Senecio schweinfurthii world distribution map, present in Kenya and Tanzania, United Republic of

Identifiers

LSID urn:lsid:ipni.org:names:247509-1
WFO ID wfo-0000073800
COL ID 4WN3J
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Senecio theodori Senecio serra Senecio massaiensis Senecio melanophyllus Senecio sattimae Senecio roberti-friesii Senecio roberti-friesii var. roberti-friesii Senecio roberti-friesii var. subcanescens Senecio roberti-friesii var. kilimanjaricus Senecio schweinfurthii