Helichrysum aureolum Hilliard

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Subshrub, stock stout, woody, producing vegetative buds, flowering stems several to many from the base, simple below, branching above into the compound inflorescence, up to ±1 m tall, glandular-setose, hairs red or purple, young parts thinly white-woolly as well, closely leafy, aromatic. Leaves mostly 50-90 x 15-38 mm, slightly smaller on the inflorescence branches, lanceolate or oblong-lanceolate, apex acute or obtuse, apiculate, base broad, cordate-clasping, both surfaces glandular-setose, margins and midline often white-woolly as well. Heads heterogamous, depressed-globose, ±12-13 mm long, (20-)24-30 mm across the radiating bracts, several in an open spreading corymbose panicle, the branches often simple, or branching once or twice, leafy. Involucral bracts in ±9 series, graded, imbricate, inner much exceeding the flowers, glossy, bright golden-yellow inside, golden-brown outside. Receptacle shortly honeycombed. Flowers ±900-1200, 125-200 female, 775-975 homogamous. Achenes ±1 mm long, barrel-shaped, glabrous. Pappus bristles many, about equalling corolla, tips barbellate, shafts scabrid, bases with patent cilia, cohering or not.
More
Subshrub, up to 1 m high. Leaves 50-90 x 15-38 mm, lanceolate or oblong-lanceolate, both surfaces glandular-setose, margins and midline often white-woolly as well. Heads depressed-globose, 12-13 mm long, several in an open corymbose panicle. Flowers with involucral bracts bright golden-yellow inside, golden-brown outside.
Life form -
Growth form
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity 10-12
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

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

Cultivation

Mode -
Germination duration (days) 7 - 10
Germination temperacture (C°) 18 - 23
Germination luminosity light
Germination treatment -
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Optimum temperature (C°) -
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Vigor -
Productivity -

Images

Helichrysum aureolum unspecified picture

Distribution

Helichrysum aureolum world distribution map, present in eSwatini and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:900009-1
WFO ID wfo-0000130526
COL ID 6LHBW
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Helichrysum aureolum