Helichrysum auriceps Hilliard

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Perennial herb, stock stout, woody, flowering stems several from the crown, simple or rarely forked, erect to ±600 mm, loosely grey-woolly, leafy throughout. Radical leaves rosetted, ±65-150 x 8-16(-27) mm, oblong-lanceolate, apex acute, base broad, clasping, both surfaces loosely grey-woolly, upper surface also with long coarse hairs, wool occasionally wanting with age; cauline leaves erect, imbricate, smaller than the radical, decreasing.in size upwards, oblong-lanceolate to lanceolate, acute to acuminate, base half-clasping, very shortly decurrent, both surfaces loosely grey-woolly. Heads homogamous, campanulate, (6-)7-8 mm long, several to many in a tight subglobose cluster up to 45 mm across, base of compound head webbed with wool. Involucral bracts in ±6 series, subequal, loosely imbricate, exceeding the flowers, radiating, glossy, bright yellow, outer sometimes tinged golden brown, all acute or inner sometimes subacute or subobtuse and this often associated with smaller (i.e. shorter) heads. Receptacle with fimbrils exceeding ovaries. Flowers 36-59. Achenes 1 mm long, barrel-shaped, glabrous. Pappus bristles many, about equalling the corolla, scabrid, bases cohering by patent cilia. Flowering between January and July but chiefly in February, March and April.
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Flowering stems several, mostly simple, erect, up to 600 mm long, loosely grey-woolly, leafy throughout. Leaves: radical leaves 65-150 mm long, oblong-lanceolate, apex acute, base broad, clasping, both surfaces loosely grey-woolly, upper surface also with long coarse hairs; cauline leaves erect, smaller upwards, ± lanceolate, ± acute, shortly decurrent, both surfaces loosely grey-woolly. Capitula campanulate, 6-8 mm long, several in a tight, subglobose cluster up to 45 mm in diam., base webbed with wool; involucral bracts in ± 6 series, glossy, bright yellow, mostly acute. Flowers 36-59. Flowering time mainly Feb.-Apr. Pappus of many bristles. Cypselae 1 mm long, barrel-shaped.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

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

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 auriceps world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:212454-1
WFO ID wfo-0000084214
COL ID 6LHBQ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Helichrysum auriceps Helichrysum araneosum