Troglophyton capillaceum subsp. capillaceum (Thunb.) Hilliard & B.L.Burtt

Subspecies

Angiosperms > Asterales > Asteraceae > Troglophyton > Troglophyton capillaceum

Characteristics

Delicate annual herb 50-300 mm tall, stems loosely branched, diffuse or weakly erect. Leaves mostly 4-30(-50) x 2-15(-20) mm, 3-5 the length petiolar, blade elliptic to elliptic-ovate, more or less tapering at both ends, mucronate. Heads homogamous, campanulate, 2.5-3 x 1.5-2 mm, solitary on long (up to 10-15 mm) peduncles subracemosely arranged. Involucral bracts in 3 series, tips obtuse, generally emarginate or erose, pellucid, only extreme tip sometimes opaque white, occasionally purplish above the stereo me, rarely whole bract purplish. Flowers 14-30. Achenes 0.75 mm long, hairy. Pappus bristles with barbellate shaft and tip. Flowering between April and, November, but at its peak in August and September.
More
Annual herb, up to 300 mm high; delicate, white-woolly. Leaves alternate; blade small, elliptic to elliptic-ovate, or ovate, ± tapering at both ends, or sometimes base truncate to broadly rounded, apex mucronate, margins entire, pale green and glabrescent above; petiole filiform. Heads discoid, up to 3 mm long, solitary, subracemosely arranged on long, filiform peduncles. Involucral bracts 3-seriate, apex of bracts obtuse, generally emarginate, erose or rounded, white with purple blotch or rarely totally purple. Flowers: disc florets only, yellow, sometimes tipped pink; May, Jun., Sep. Fruit with cypsela oblong, hairy. Pappus of barbellate bristles.
Life form annual
Growth form herb
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 1-3
Soil texture 7-8
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses medicinal
Edible -
Therapeutic use Chest (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Troglophyton capillaceum subsp. capillaceum world distribution map, present in United Kingdom of Great Britain and Northern Ireland, Namibia, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:77180300-1
WFO ID wfo-0000102889
COL ID 7L6WC
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Gnaphalium denudatum Helichrysum capillaceum Gnaphalium capillaceum Helichrysum oreophilum Troglophyton capillaceum subsp. capillaceum