Helichrysum dasymallum Hilliard

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Perennial herb, rootstock stout, woody, crown very woolly from the thick rather loose brownish wool on the young leaves, stems one or several from crown, simple, erect to 400 mm, greyish-white woolly, leafy particularly below. Leaves up to 130 x 50 mm, diminishing in size upwards and passing into bracts, lower obovate to elliptic, obtuse, apiculate, contracted into a broad, clasping, petiole-like base, upper obovate to oblanceolate, subacute to acute, all thickly clothed in greyish-white wool. Heads homogamous, turbinate-campanulate, ±9 mm long, many in small clusters corymbose-paniculately arranged. Involucral bracts in 4-5 series, subequal, loosely imbricate, about equalling flowers, bases woolly, tips very acute, lemon-yellow, not radiating. Receptacle honeycombed. Flowers 10-16. Achenes not seen, ovaries with myxogenic duplex hairs. Pappus bristles many, about equalling corolla, scabrid, bases cohering by patent cilia, some light fusion as well.
More
Perennial herb, up to 400 mm tall. Leaves up to 130 x 50 mm, diminishing in size upwards, lower obovate to elliptic, contracted into broad, clasping petiolelike base, upper obovate to oblanceolate, thickly clothed in greyish white wool. Heads turbinate-campanulate, 9 mm long, many in small clusters corymbose-paniculately arranged. Flowers with yellow involucral bracts.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.4
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 medicinal
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 dasymallum world distribution map, present in eSwatini and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:212641-1
WFO ID wfo-0000045380
COL ID 3K6KY
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Helichrysum graveolens Helichrysum dasymallum Helichrysum lanatum