Helichrysum psilolepis Harv.

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Tufted perennial herb, stems many from a rhizomatous stock, erect, or ascending to 400 mm, simple or branched from the base, greyish-white woolly, closely leafy throughout. Leaves up to 30 x 4 mm, but often only ±15 x 2 mm, linear or linear-lanceolate, apex acute, mucronate, base broad, half-clasping, both surfaces greyish-white woolly. Heads heterogamous, campanulate, ±5 mm long and as broad, many in congested terminal rounded corymbose clusters 15-20 mm across. Involucral bracts in ±7 series, 4 inner subequal, loosely imbricate, tips slightly exceeding flowers, obtuse, pellucid, canary-yellow, crisped, slightly radiating, outer tipped pale golden-brown, bases woolly. Receptacle minutely tuberculate. Flowers 112-156, 54-81 female, 62-102 homogamous, female very rarely outnumbering homogamous. Achenes not seen, ovaries with myxogenic duplex hairs. Pappus bristles many, equalling corolla, scabrid, bases cohering by patent cilia.
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Perennial herb, up to 400 mm high; tufted, stems many, erect or ascending, simple or branched from base, greyish white-woolly, closely leafy. Leaves: blade linear or linear-oblong, up to 30 x 4 mm, apex acute, mucronate, base broad, half-clasping; both surfaces greyish white-woolly. Heads disciform, campanulate, ± 5 x 5 mm, many in congested, terminal, rounded, corymbose clusters. Involucral bracts in ± 7 series, 4 inner subequal, loosely imbricate, tips slightly exceeding florets, obtuse, crisped, yellow, slightly radiating; outer tipped pale golden-brown, bases woolly, stereome divided. Receptacle epaleate, minutely tuberculate. Flowers: female and disc florets 112-156, 54-81 female; corolla of disc florets narrowly campanulate above, yellow; Sep.-Mar. Fruit with cypsela? (and ovary) hairy. Pappus of many barbellate bristles, bases cohering by patent cilia.
Tufted, perennial herb, stock rhizomatous. Stems many, erect or ascending, up to 400 mm long, simple or branched from base, greyish white-woolly, closely leafy. Leaves up to 30 x 4 mm, linear or linear-lanceolate, base ± clasping, both sides greyish-white, woolly. Capitula campanulate, 5 mm long, many in dense, terminal, corymbose clusters; involucral bracts in 7 series, inner bright yellow, crisped, outer tipped pale golden-brown, bases woolly. Receptacle minutely tuberculate. Flowers 112-156. Flowering time Nov.-Jan. Pappus of many bristles. Cypselae hairy.
Perennial herb, up to 400 mm tall. Leaves 30 x 4 mm, but often only 15 x 2 mm, linear or linear-lanceolate, apex acute, both surfaces greyish white woolly. Heads campanulate, 5 mm long, many in congested terminal rounded corymbose clusters. Flowers with involucral bracts yellow, outer tipped pale golden-brown.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.4
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity 1-3
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

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 psilolepis world distribution map, present in Lesotho and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:213214-1
WFO ID wfo-0000099422
COL ID 3K764
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Helichrysum psilolepis Helichrysum adscendens