Helichrysum natalitium Dc.

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

A stoloniferous perennial herb, stem erect to ±1 m, simple below, branching above into a corymbose panicle, thinly greyish-white woolly or cobwebby, very leafy. Leaves up to 200 x 20 mm, decreasing rapidly in size upwards and passing into distant inflorescence bracts, lanceolate or linear-lanceolate, tapering at both ends, decurrent on stem in long, narrow wings, glandular above, sometimes thinly greyish-white woolly as well, thinly greyish-white woolly below. Heads homogamous, ±3 x 1 mm, very many matted together at base with whitish wool to form dense cymose-corymbose clusters up to 20 m across terminating the inflorescence branches. Involucral bracts in 2-3 series, subequal, about equalling flowers, loosely imbricate, not radiating, creamy white or very pale straw-colour, pellucid becoming opaque. Receptacle deeply honeycombed. Flowers ±8-11, dull yellow. Achenes 0.75 mm, glabrous. Pappus bristles 2 to several, tips subplumose, bases nude, not cohering.
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Stems erect, up to ± 1 m high, simple below, thinly greyish-white, woolly or-cobwebby, very leafy. Leaves up to 200 x 20 mm, passing into few inflorescence bracts, glandular above, thinly greyish-white, woolly below. Capitula ± 3 x 1 mm, in dense cymose-corymbose clusters up to 20 mm in diam.; involucral bracts in 2 or 3 series, subequal, pellucid to opaque. Flowers ± 8-11, dull yellow. Flowering time Jan.-Apr. Pappus of bristles, not cohering.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.0
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 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 natalitium world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:213081-1
WFO ID wfo-0000044423
COL ID 3K6ZS
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Gnaphalium natalitium Helichrysum natalitium