Helichrysum kirkii Oliv. & Hiern

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Perennial herb 0.3–1.2 m high; one to several erect stems from a vertical woody rhizome, simple or sparsely branched, pubescent to tomentose, densely leafy.. Leaves green above, green or whitish beneath, sessile, linear to narrowly lanceolate, 1–5 cm long, 0.1–1 cm wide, base rounded to ± auriculate, margins revolute, apex acute and mucronate, thinly tomentose and glabrescent to scabrid and glandular above, white-tomentose to thin-pubescent beneath.. Capitula 9–16 mm long, heterogamous, terminal, solitary or in few-headed cymes, but branching of stems may give rise to a large inflorescence; stalks of individual capitula 1–3 mm long; phyllaries multiseriate, shiny golden yellow (the outermost greenish-yellow), rarely pink-tinged, ovate to lanceolate, 2–13 mm long, acute, stereome pilose and glandular; receptacle honeycombed.. Florets yellow or orange-yellow; outer florets few, in one or two rows, filiform from a wider base, tube 2.5–3.5 mm long, lobes 0.2–0.3 mm long, style 3–3.4 mm long; inner florets many, with tube cylindric, 3.1–4 mm long, lobes sparsely glandular, 0.4–0.5 mm long, anthers 2.3–2.4 mm long, style 4–4.7 mm long.. Achenes cylindric, 0.6–1.1 mm long, glabrous; pappus yellowish, 3.5–4.5 mm long, caducous.. Fig. 89.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3 - 1.2
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
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 kirkii world distribution map, present in Kenya, Mozambique, Malawi, Tanzania, United Republic of, and Zambia

Identifiers

LSID urn:lsid:ipni.org:names:212909-1
WFO ID wfo-0000013393
COL ID 6LHF5
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Helichrysum xanthosphaerum Helichrysum luteorubellum Helichrysum taylorii Helichrysum kirkii Helichrysum milanjiense Helichrysum janssensii Helichrysum kirkii var. angustifolium Helichrysum kirkii var. luteorubellum Helichrysum kirkii var. kirkii Helichrysum kirkii var. concolor

Lower taxons

Helichrysum kirkii var. petersii