Berkheya dregei Harv.

Species

Angiosperms > Asterales > Asteraceae > Berkheya

Characteristics

Frutex ramosus altitudine mihi ignota. Rami in partibus iunioribus tomentosi, in partibus vetustioribus glabres-centes et cortice fusco rimoso obtecti. Folia alterna, rigide membranacea, sessilia, semiamplexicaulia, obovati-oblonga vel elliptica, 4-8 cm longa, 2-3 cm lata supremis sensim minoribus, apice acuta vel obtusa, in spinam fulvam 2-4 mm longam excurrentia, margine subundulata, leviter lobulata et dense spinosi-dentata spinis ei in apice similibus, supra leviter araneosi-tomentosa, glabrescentia, subtus albidi-tomentosa. Capitula in apicibus ramorum pauca, ± aggregata, radiata, ligulis expansis 4-5 cm diam. Involucri squamae patentes, indumento foliis similes, spinosi-acuminatae, exteriores ovatae vel ovati-lanceolatae, 3-5 mm latae, margine ut folia suprema spinosi-dentatae, sequentes sensim angustiores et denique lineari-subulatae, 1-1.5 mm latae, minus dentatae et denique spinosi-ciliatae vel setulosi-ciliatae,mediae (10-)15-20 mm longae, ceterae paulum breviores. Lobi corollarum florum disci apice pilis hyalinis glanduliferis fasciculatis cr. 1 mm longis obsitae. Margines alveolarum receptaculi in dentes breves productae. Achaenia cr. 2-3 mm longa, pilis sericeis dense obtecta. Pappi squamae subbiseriatae, 10+10, lanceolati-subulatae, margine denticulatae, cr. 1-1.5 mm longae.
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Grey-woolly shrublet to 20 cm. Leaves oblong-oblanceolate, discolorous, thinly cobwebby above, white-woolly beneath , auriculate, margins undulate, closely toothed and spiny. Flower heads radiate, yellow, few in terminal corymbs.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
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Mature height (meter) -
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) -

Usage

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

Cultivation

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

Distribution

Berkheya dregei world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:184545-1
WFO ID wfo-0000068509
COL ID LL7R
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Berkheya dregei Crocodilodes dregei