Helichrysum allioides Less.

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Perennial herb, stock woody, crowned with thin wiry leaf bases, roots producing thin tubers, flowering stems usually solitary, up to 650 mm tall, leafy below becoming pedunculoid upwards, thinly woolly. Leaves mostly radical, up to 600 x 20 mm, linear-lanceolate, apex acuminate, base gradually narrowed to a thin wiry petiole accounting for up to half the leaf length, margins often undulate, upper surface thinly woolly, glabrescent, then smooth and coriaceous, lower surface woolly-felted, triplinerved, tertiary veins invisible, cauline leaves similar but soon sessile, cordate clasping, rapidly passing into distant bracts. Heads homogamous, campanulate, c. 6 x 4-6 mm, many in a compact, flat-topped corymb. lnvolucral bracts in c. 4 series, closely imbricate, bases woolly, tips ovate, subobtuse, outer often purplish or reddish, inner pale yellow or sometimes whitish, equalling the disc, scarcely radiating. Receptacle with fimbrils equalling the ovary. Flowers 20-30(-43). Achenes c. 1 mm long, glabrous. Pappus bristles many, scabrid, bases cohering strongly by patent cilia.
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Stock woody, with thin, wiry leaf bases; flowering stems solitary, up to 650 mm high, thinly woolly. Leaves mostly radical, up to 600 x 20 mm, linear-lanceolate, apex acuminate, base gradually narrowed to a long, thin, wiry petiole, margins often undulate, upper surface thinly woolly, glabrescent to smooth and coriaceous, lower surface woolly felted, 3-nerved; cauline leaves similar but soon sessile and distantly bracteate. Capitula campanulate, ± 6 x 4-6 mm, many in a compact, flat-topped corymb; involucral bracts in ± 4 series, bases woolly, outer often purplish or reddish, inner pale yellow to white. Flowers 20-43. Flowering time Aug.-Dec. Pappus of many bristles.
Perennial herb, up to 0.65 m high. Radical leaves up to 600 x 20 mm, linear-lanceolate, petiolate, margins often undulate, upper surface thinly woolly, glabrescent, lower woolly felted; cauline leaves similar but sessile. Heads campanulate, many in compact, flat-topped corymb. Flowers yellow; outer involucral bracts often purplish or reddish, inner pale yellow or sometimes whitish.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.65
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) 9-12

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

Distribution

Helichrysum allioides world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:212372-1
WFO ID wfo-0000135013
COL ID 3K6BW
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Gnaphalium allioides Helichrysum allioides