Helichrysum scitulum Hilliard & B.L.Burtt

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Diffuse undershrub, branches long, slender, straggling, closely leafy throughout. Leaves 3-7 x 0.5-1 mm, scarcely diminishing upwards, imbricate, spreading, somewhat recurved, linear, base broad, half-clasping, webbed to stem, tip acute, upper surface green covered in very thin 'tissue-paper' indumentum, lower closely greyish-white silky-felted. Heads heterogamous, turbinate-campanulate, ±8-10 mm long, double that across the radiating bracts, solitary at the tips of short (10-30 mm) densely leafy erect branchlets often closely set along the main stems. Involucral bracts in ±7 series, imbricate, graded, outer lanceolate, acute, rose, inner about equalling flowers, lanceolate or oblong-lanceolate, acute or obtuse, white often tipped rose. Receptacle honeycombed. Flowers 26-45, 3-6 female, 21-40 homogamous, yellow, female tipped pink. Achenes 1 mm long, cylindric, with myxogenic duplex hairs. Pappus bristles many, equalling corolla, scabrid above, smooth below, bases cohering by patent cilia, some fusion in bundles as well.
More
Undershrub, branches closely leafy. Leaves 3-7 mm long, spreading, ± recurved, linear, base broad, ± clasping, upper surface green with very thin, tissue paper-like indumentum, lower surface closely greyish white-silky-felted. Capitula turbinate-campanulate, 8-10 mm long, at tips of short, densely leafy, erect stems often closely set along main stems; involucral bracts in 7 series, graded, outer rose, inner white often tipped rose. Receptacle honeycombed. Flowers 26-45. Flowering time Nov., Dec. Pappus of many bristles, scabrid above, smooth below, bases cohering by patent cilia, some fusion in bundles too. Cypselae 1 mm long, cylindric, hairy.
Life form -
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 -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity 1-3
Soil texture 7-9
Soil acidity -
Soil nutriment -
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 scitulum world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:900027-1
WFO ID wfo-0000026212
COL ID 6LHH7
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Helichrysum scitulum