Hymenolepis crithmifolia (L.) Greuter, M.V.Agab. & Wagenitz

Species

Angiosperms > Asterales > Asteraceae > Hymenolepis

Characteristics

Single stemmed shrub to 2.5 m, densely branched in upper half; branches sparsely covered in short, white hairs, becoming glabrous below. Leaves spreading, remaining ± equally sized and dense towards synflorescence, elliptic, 35-85 x 15-40 mm, pinnatisect with 5 to 9 lobes, lobes linear, 4-20 x 1-2 mm, margins revolute, coriaceous, mealy when young but later glabrous, green. Capitula aggregated into open, doubly compound corymbs, peduncles clearly visible, synflorescence 40-150 mm diam., peduncular bracts lanceolate to linear, 1-5 mm long. Involucre narrowly ellipsoid, constricted apically, 35 mm long, involucral bracts 8 or 9, unequal, oblong to elliptic, 2-3 x 1.0-1.5 mm long, glabrous, without scarious margins, brownish-gold. Florets 4 to 6. Pappus of basally united, lanceolate scales. Cypselas elliptic to narrowly oblong, 1-2 x 0.4-0.6 mm, ribs glabrous.
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Thinly grey-felted shrub, 1-3 m tall, with slender branches densely leafy at tips. Leaves pinnatisect in upper half, 30-100 mm long, leathery, segments linear with revolute margins, glabrescent or grey-felted. Flowerheads in dense, compound corymbs, cylindrical, discoid, 1-2 mm diam., florets 3-6, yellow; involucral bracts glabrous, rather dry. Cypselas ribbed; pappus of 5 fimbriate scales fused basally.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 1.0 - 1.5
Mature height (meter) 1.0 - 2.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 7-9
Soil humidity -
Soil texture 5-8
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 9-10

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Hymenolepis crithmifolia world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:77065726-1
WFO ID wfo-0000026665
COL ID 3NJXH
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Hymenolepis leptocephala Athanasia parviflora Lasiospermum crithmifolia Hymenolepis parviflora Metagnanthus parviflorus Hymenolepis pinnata Tanacetum crithmifolium Hymenolepis crithmifolia