Berkheya angustifolia (Houtt.) Merr.

Species

Angiosperms > Asterales > Asteraceae > Berkheya

Characteristics

Suffrutex vel frutex ± ramosus fide collect. cr. 30-60 cm altus. Rami ± erecti, foliati (plerumque in partibus superioribus ± laxius foliati quam in partibus inferioribus), albidi-vel cinerei-tomentosi, in partibus vetustioribus glabrescentes et denique cortice fusco rimoso obtecti. Folia opposita, saepe tamen superiora alterna, sessilia in axillis saepe innovationes ad pauca folia parva reductas gerentia, coriacea, linearia vel lineari-lanceolata, (10-)15-25(-35) mm longa, 2-4 mm lata supremis interdum paulum minoribus, apice acuta, in spinam fulvam 2-7 mm longam excurrentia, margine revoluta, spinis ei in apice similibus solitariis vel rarius geminatis in cr. 2-4 iugis obsita, supra glabra vel primum tenuiter tomentosa et glabrescentia, opaca, subtus albidi-vel cani-tomentosa. Capitula in apicibus ramorum solitaria, radiata, ligulis expansis 5-6 cm diam. Involucri squamae patentes, extus tomentosae, intus glabrae vel subglabrae (interdum pilis glanduliferis minutis sparsis obsitae), in spinam 2-7 mm longam acuminatae, exteriores lanoeolatae, 2-3(-4) mm latae, margine spinis solitariis vel geminatis in 2-3 iugis dispositis cr. 3-5 mm longis obsitae, sequentes sensim lineari-subulatae, denique cr. 1 mm latae, margine densius et brevius spinosi-ciliatae, mediae 10-15 mm longae, oeterae paulum breviores. Margines alveolarum receptaculi in dentes breves productae. Achaenia 2-3 mm longa, pilis sericeis dense obtecta. Pappi squamae subbiseriatae, 10+10, lanceolatae, acutae, breviter fimbriatae, 1.5-3 mm longae.
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Perennial dwarf shrub, 0.3-0.6 m high; from woody caudex. Leaves opposite, narrowly lanceolate, leathery, white-felted below, glabrous above, margins revolute, slightly toothed and spiny. Capitula radiate, solitary at branch tips. Florets yellow. Flowering time Sept.-Nov.?
Like B. barbata but leaves narrowly lanceolate.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3 - 0.6
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 5-8
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-11

Usage

Uses -
Edible -
Therapeutic use -
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

Berkheya angustifolia world distribution map, present in eSwatini and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:184506-1
WFO ID wfo-0000058961
COL ID LL6J
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Crocodilodes angustifolia Berkheya lanceolata Berkheya revoluta Rohria lanceolata Rohria revoluta Berkheya angustifolia Atractylis angustifolia