Helichrysum glaciale Hilliard

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Well-branched rounded dwarf shrublet up to 200 mm high and 300 mm across, main stem very short, gnarled, woody, up to 5 mm diam., branches slender (±1 mm diam.), nude below and rooting, closely leafy above. Leaves closely imbricate, visible part suborbicular, ±5 x 5 mm, thick, greyish-white woolly, base oblong, slightly shorter and narrower than blade, membranous, nearly glabrous, stem-clasping. Heads homogamous, campanulate, 10-13 mm long, ±20 mm across the fully radiating bracts, solitary on terminal leafy peduncles, these leaves spathulate to elliptic, the uppermost sometimes with a scarious appendage. Involucral bracts in ±11 series, descending on the peduncle, graded, loosely imbricate, outer palest brown, inner exceeding the flowers, obtuse, opaque, white, all tinged crimson at the base, giving a rosy cast to the whole head. Receptacle nearly smooth. Flowers 45-81, yellow. Achenes 1.25 mm long, with long (up to 0.5 mm) duplex hairs. Pappus bristles ±12-14, about equalling corolla, tips shortly plumose, bases not cohering.
More
Rounded, dwarf shrublet, up to 200 mm high and 300 mm in diam., branches slender, nude below and rooting, closely leafy above. Leaves imbricate, visible part suborbicular, 5 x 5 mm, dense, thick, greyish white-woolly. Capitula campanulate, 10-13 mm long, 20 mm in diam., solitary on terminal, leafy peduncles; involucral bracts in ± 11 series, graded, outer pale brown, inner opaque, white, all tinged crimson at base. Receptacle nearly smooth. Flowers 45-81, yellow. Flowering time Nov.-Jan. Pappus of ± 12-14 bristles, apex shortly plumose, bases not cohering. Cypselae 1.25 mm long, hairy.
Life form -
Growth form shrub
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
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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 -
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Optimum temperature (C°) -
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Vigor -
Productivity -

Distribution

Helichrysum glaciale world distribution map, present in Lesotho and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:212795-1
WFO ID wfo-0000015913
COL ID 3K6QQ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Helichrysum glaciale