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Pentzia tortuosa Fenzl ex Harv.

Species

Angiosperms > Asterales > Asteraceae > Pentzia

Characteristics

Dwarf shrub, up to 300 mm high; much branched, branches short, tortuous, cushion-formed. Leaves alternate, almost rosulate at branch tips, sessile; blade very narrowly obovate, apex truncate, shortly and bluntly 3-5-lobed, base cuneate and with sclerified scale-like leaf sheaths, glabrous. Heads discoid, solitary; peduncle slender, up to 50 mm long. Involucral bracts broad, obtuse, with median resin duct. Receptacle epaleate. Flowers: disc florets only; corolla 5-lobed, yellow; Dec.-Feb., Jun.?, Jul., Sep. Fruit with cypsela oblong, 5-ribbed, glandular between ribs. Pappus absent.
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Much-branched shrublet, with smooth, flexuose stems scarred by persistent leaf bases. Leaves alternate, ± rosulate, petiolate, cuneate with apex 3-lobed, scabrous. Flowerheads discoid, globose, yellow, 4-7 mm diam., solitary on slender peduncles 15-40 mm long; involucral bracts ovate, obtuse, broadly membranous. Pappus absent.
Much-branched, cushion-formed, dwarf shrub, 0.075-0.300 m high. Leaves alternate, petiolate, cuneate, apex shortly and bluntly 3-5-lobed, glabrous. Capitula discoid, solitary, pedunculate; involucral bracts broad, obtuse. Florets yellow. Flowering time Dec.-Feb. (June). Pappus absent. Cypselae obliquely wedge-shaped.
Life form -
Growth form shrub
Growth support free-standing
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Sexuality hermaphrodite
Pollination -
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Mature width (meter) -
Mature height (meter) 0.19 - 0.3
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Environment

Light -
Soil humidity 4-9
Soil texture 7-8
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-11

Usage

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Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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Distribution

Pentzia tortuosa world distribution map, present in Lesotho and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:236862-1
WFO ID wfo-0000044709
COL ID 76PM3
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Pentzia tortuosa Tanacetum tortuosum
WorldFloraDB 2024