Helichrysum aureofolium Hilliard

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Tufted perennial (?) herb, taproot woody, stems several from the crown, erect to ±130 mm, mostly loosely branched, white appressed-woolly, leafy. Leaves 8-30 x 2-5 mm, smaller on the inflorescence branches, oblanceolate becoming lanceolate upwards, apex acute, base of lower leaves narrowed, more or less ear-clasping, of upper broad, half-clasping, margins crisped, both surfaces thinly greyish-white appressed-woolly. Heads heterogamous, broadly campanulate, ±5 x 5 mm, 7 mm across the radiant bracts, solitary or 2-3 on short peduncles at the branchlet tips, arranged in loose corymbose panicles. Involucral bracts in ±7 series, graded, imbricate, backs lightly woolly, tips glabrous, acute, subopaque, light golden-brown, squarrose, the innermost slightly exceeding the flowers. Receptacle honeycombed. Flowers ±62-77, 3-5 female, 59-72 homogamous. Achenes not seen, ovaries either glabrous, or those of female flowers with myxogenic hairs. Pappus bristles many, equalling corolla, tips barbellate, shaft scabrid, bases with minute patent cilia, not cohering.
More
Bushy, grey-woolly subshrub, up to 150 mm tall. Leaves oblanceolate, ± undulate, mostly 10-30 x 2-5 mm, grey-woolly. Flowerheads clustered in branched corymbs, disciform, broadly campanulate, ± 5-7 mm long, bracts ± 7-seriate, acute and apically spreading, recurved, golden-brown, florets ± 60-80.
Like H. cylindriflorum but flower heads broadly campanulate, florets 60-75, and tips of involucral bracts flat, acute and ± 2 mm long.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.15
Root system tap-root
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture 5-7
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

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 -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Helichrysum aureofolium world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:928699-1
WFO ID wfo-0000028865
COL ID 6LHC7
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Helichrysum aureofolium