Helichrysum forskahlii (J.F.Gmel.) Hilliard & B.L.Burtt

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Perennial herb or shrub, 20–100 cm high; stem woody, much branched, the branches terete, tomentose but glabrescent, usually densely beset with leaves and often with marcescent leaves as well.. Leaves narrowly lanceolate or linear, sessile, 0.4–2.5(–5.5) cm long, 0.1–0.8 cm wide, base half-amplexicaul, margins entire and revolute, apex acute, sparsely to densely tomentose.. Capitula 2–4.5 mm long, heterogamous, in dense (sub-)globose cymes arranged in terminal leafy corymbs, all axes tomentose; stalks of individual capitula to 1.5 mm long; receptacle fimbriae to 1 mm; phyllaries pale green, pale yellow or silvery yellow with darker apices, 4–5-seriate, ovate to oblong, 1–3.5 mm long, the outermost smallest with some indument near the base, the inner glabrous and sparsely glandular, apex obtuse or eroded.. Florets pale yellow, becoming orange when dead; outer florets 7–20, tube filiform, 2.2–2.6 mm long, lobes 0.2–0.4 mm long and glandular, style 2.4–2.8 mm long; inner florets 2–10, tube cylindrical to narrowly infundibuliform, 1.8–2.4 mm long, lobes 0.3–0.5 mm long, glandular, anthers 0.6–1 mm long, style 2.5–2.9 mm long.. Achenes ellipsoid, 0.4–0.7 mm long, glabrous and papillose; pappus 1.5–2.5 mm long, barbellate, caducous in groups.. Fig. 87/8–14 (page 411).
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2 - 1.0
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 -
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 forskahlii world distribution map, present in Angola, Burundi, Central African Republic, Cameroon, Comoros, Eritrea, Ethiopia, Equatorial Guinea, Kenya, Malawi, Nigeria, Rwanda, Saudi Arabia, South Sudan, Tanzania, United Republic of, Uganda, Yemen, Zambia, and Zimbabwe

Conservation status

Helichrysum forskahlii threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:212761-1
WFO ID wfo-0000118360
COL ID 3K6PQ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Gnaphalium chrysocephalum Gnaphalium forskaolii Helichrysum fruticosum Helichrysum leptothamnus Helichrysum steudneri Helichrysum forskahlii Gnaphalium fruticosum Helichrysum helothamnus Helichrysum chrysocoma Gnaphalium chrysocoma Helichrysum fruticosum var. fruticosum Helichrysum fruticosum var. chrysocephalum Helichrysum cymosum subsp. helothamnus Helichrysum helothamnus var. helothamnus Helichrysum forskahlii var. forskahlii Helichrysum fruticosum var. majus Helichrysum helothamnus var. majus

Lower taxons

Helichrysum forskahlii var. compactum