Helichrysum marifolium Dc.

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Perennial herb, stems diffuse, probably trailing, branched, grey woolly-felted, closely leafy except near the heads. Leaves spreading or reflexed, mostly 5-7(-12) x 2.5-4(-6) mm, diminishing in size and more distant near the heads, narrowly ovate, apex subacute, mucronate, base broad, half-clasping, both surfaces greyish-white woolly-felted. Heads heterogamous, campanulate, ±4-5 x 4 mm, up to ±12 in congested, rounded terminal clusters. Involucral bracts in 4-5 series, graded, imbricate, inner about equalling flowers, not radiating, lanceolate to oblong, straw-coloured, tips acute to obtuse, often dark, whole bract densely villous dorsally. Receptacle smooth. Flowers 15-20, 5 female, 10-15 homogamous. Achenes not seen, ovaries with duplex hairs, not mucilaginous when wet. Pappus bristles many, shaft barbellate, becoming shortly plumose upwards, bases cohering by patent cilia.
More
Like H. capense but leaves narrowly ovate and usually smaller, mostly 5-10 mm long.
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 5-6
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 marifolium world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:213019-1
WFO ID wfo-0000015460
COL ID 3K6XR
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Helichrysum umbellatum Helichrysum marifolium Gnaphalium marifolium