Oncosiphon sabulosus (Wolley-dod) Källersjö

Species

Angiosperms > Asterales > Asteraceae > Oncosiphon

Characteristics

Decumbent perennial herb to 0.5 m tall; stems glabrous. Leaves pinnatifid to pinnatisect, narrowly oblong to obovate, 5-20(-30) x 4-8(-10) mm, succulent, glabrous; lobes, narrowly oblong to oblanceolate, 1-3 x ±2 mm, apex obtuse. Capitula discoid, homogamous, in simple, lax comrybs; peduncles slender, 5-16 mm long, glabrous. Involucre hemispherical, 5-9 mm diam., base round to cordate in mature capitula; involucral bracts suberect to slightly deflexed at anthesis, some decurrent on the peduncle, apices ± level with receptacle apex, glabrous, midvein slightly prominent, yellow, margins and apices narrowly scarious; outer series narrowly lanceolate, ±3 mm long; median series narrowly oblong, ±3-4 mm long; inner series lanceolate to narrowly oblong, 2-3 mm long. Receptacle globose-convex, obscured by involucral bracts. Disc florets bisexual, corolla 2-3 mm long, yellow; tube conspicuously swollen from apex to base, oblong to elliptic, ±1.3 mm long; limb campanulate, ±1 mm long; lobes ovate, ±0.5 mm long. Pappus inconspicuous to small, irregularly lobed, ±0.2-0.3 mm long. Flowering is from spring to early autumn (September to March).
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Erect or decumbent perennial, with densely leafy stems, up to 250 mm tall. Leaves leathery, oblanceolate, 10-20 mm long, entire or apically shortly lobed or toothed, thinly hairy. Flowerheads few in rounded terminal corymbs, discoid, yellow, 5-7 mm diam.; involucral bracts subglabrous.
Decumbent shrublet or short-lived, woody perennial to 20 cm. Leaves bipinnatisect with broad lobes. Flower heads discoid, few in dense, terminal corymbs, yellow.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.38
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Flower color
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture 5-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-11

Usage

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

Cultivation

Mode -
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Optimum temperature (C°) -
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Productivity -

Distribution

Oncosiphon sabulosus world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:945194-1
WFO ID wfo-0000093691
COL ID 49JGW
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Matricaria sabulosa Oncosiphon sabulosus Pentzia sabulosa