Senecio dissimulans Hilliard & B.L.Burtt

Species

Angiosperms > Asterales > Asteraceae > Senecio

Characteristics

Herba perennis, viscosa, rhizomate usque ad 10 mm diam. lignoso; caules floriferi ad c. 40 cm alti, plures e caudice, decumbentes vel suberecti, inferne simplices, furcati (saepe inferne) in paniculam apertam corymbosam capitulis paucis vel multis, glanduloso-pubescentes, remote foliati. Folia radicalia rosulata, saepe rosulis pluribus e caudice, plerumque 70-150 x 3-15 mm, oblonga vel oblanceolata, apice subobtuso, basi in partem petiolarem angustata inferne expansa et amplexicauli, marginibus subintegris serrulatis vel serratis, crassa, utrinque glanduloso-pubescentia; folia caulina similia sed basi lata amplexicauli, sursum decrescentia et in bracteas ramos inflorescentiae subtendentes transeuntia. Capitula radiata. Involucrum campanulatum; bracteae 12-20, 9-13 mm longae, pappo aequales, lanceolato-acuminatae, glanduloso-pubescentes; bracteae calyculi paucissimae, minimae. Flores radii 8-13, limbo c. 12-15 x 2-4 mm, lutei, interdum subtus erubescentes; flores disci lutei. Achenia c. 4.5 mm longa, cylindrica, inter costas hispida, pilis valde myxogenis.
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Perennial herb; flowering stem up to 400 mm high from woody rhizome, 1-several, lateral to leaf rosettes, decumbent to erect, simple below inflorescence branches, glandular-pubescent, remotely leafy. Leaves: blade of basal leaves linear to very narrowly obovate, up to 150 x 10(-15) mm, apex subobtuse, base broad, flat, petiole-like, clasping; margins serrate or serrulate; stem leaves few, similar, smaller, sessile, half-clasping, passing into bracts; glandular-pubescent. Heads radiate, 1-few, 10-11 mm long, in a corymbose panicle. Involucral bracts 12-20, 9-13 mm long, equalling disc florets, glandular pubescent; calyculus bracts few, small. Flowers: ray florets 8-13, ray and disc florets yellow; Dec.-Apr. Fruit with cypsela (and ovary) cylindrical, ribbed, furrows white-hispid.
Perennial herb, glandular-pubescent, rhizomatous. Stems 1-several, up to 0.4 m high, lateral to leaf rosettes, decumbent, then erect, simple below, remotely leafy. Leaves: radical leaves linear-lanceolate to oblanceolate, up to 150 x 15 mm, base broad, flat, petiole-like, clasping, margins serrate or serrulate; cauline leaves few, smaller, sessile, linear or linear-oblong, half-clasping. Inflorescence a corymbose panicle. Capitula 1-few, disc and rays bright yellow, rays 8, long, spreading; involucre campanulate; bracts 13, 9-12 mm long; calyculus bracts very few. Flowering time Jan.-Mar. Cypselae cylindrical, ± 4.5 mm long, ribbed, furrows white-hispid.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.4
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity 4-6
Soil texture 7-8
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 dissimulans world distribution map, present in Lesotho and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:907010-1
WFO ID wfo-0000061130
COL ID 4WKJZ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Senecio dissimulans