Helichrysum cylindriflorum (L.) Hilliard & B.L.Burtt

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Bushy half-shrub ±50-300 mm high, woody at the base and much branched there, branches intricate or more lax, erect or spreading, young parts thinly grey-woolly, leafy, often with dwarf axillary shoots. Leaves mostly 5-30(-40) x 1-5 mm, diminishing slightly upwards, lanceolate, oblong-lanceolate or subspathulate, apex acute to obtuse, apiculate, base broad, half-clasping, often subauriculate, margins flat or undulate, both surfaces thinly greyish-white woolly, sometimes glabrescent with age. Heads heterogamous, rarely homogamous, cylindric-campanulate, ±4-5 x 2.5-3 mm, few clustered at the tips of the branchlets, these in turn corymbose-paniculately arranged. Involucral bracts in ±7 series, graded, loosely imbricate, outer membranous, backs woolly, tips glabrous, acute, golden-brown or rufous, squarrose, inner with tips slightly exceeding the flowers, these somewhat concave, acute to obtuse, mostly opaque , white, creamy or yellow, very rarely pinkish, minutely radiating. Receptacle nearly smooth to shortly honeycombed. Flowers (10-)16-33, (0-)1-4 female, 13-30 homogamous. Achenes not seen, ovaries usually with myxogenic duplex hairs, sometimes glabrous, very rarely female hairy, homogamous glabrous. Pappus bristles many, equalling corolla, scabrid, bases not cohering.
More
Bushy, grey-woolly subshrub, up to 300 mm tall, often with short-shoots. Leaves oblong-lanceolate, flat or undulate, mostly 5-30x 1-5 mm, grey-woolly. Flowerheads clustered in branched corymbs, disciform, rarely discoid, cylindric-campanulate, ± 4-5 mm long, bracts ± 7-seriate, acute to obtuse and apically cucullate, spreading, golden-brown but inner tipped yellow, white or red, florets ± 15-30.
Bushy, grey-woolly shrublet to 30 cm. Leaves oblong-lanceolate, grey-woolly. Flower heads disciform sometimes discoid, clustered in branched corymbs, cylindric-campanulate, golden-brown, ± 4-5 x 2.5-3.0 mm, involucral bracts sharply spreading above, inner tipped white, tips ± 1 mm long, florets ± 15-30, ovary papillate-hairy sometimes glabrous.
Life form -
Growth form
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.18 - 0.3
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 6-7
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 -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Helichrysum cylindriflorum world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:908837-1
WFO ID wfo-0000028000
COL ID 3K6KQ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Gnaphalium paniculatum Helichrysum cylindricum Gnaphalium rubellum Helichrysum fastigiatum Helichrysum leipoldtii Gnaphalium cylindriflorum Helichrysum rubellum Helichrysum cylindriflorum Gnaphalium notatum Gnaphalium spadiceum Gnaphalium cylindricum Gnaphalium milleflorum Helichrysum imbricatum Helichrysum rubellum var. rubellum