Pteronia cylindracea Dc.

Species

Angiosperms > Asterales > Asteraceae > Pteronia

Characteristics

Branches covered with grey glabrous bark; young branchlets rather densely leafy, slender, glabrous. Leaves clustered or the upper ones scattered, opposite, free from each other at the base, ericoid, flat or grooved above, semi-terete below, with recurved hooked tips, 5-6 mm long, 1 mm thick, fleshy, glabrous, sometimes viscid. Heads about 5-flowered, elongated, cylindric, 2-2.5 cm long, about 6 mm in diameter. Involucral bracts slightly increasing in length upwards, about 7-seriate; the outermost oblong orbicular, closely imbricate, about 5 mm long; the innermost linear-oblong, 1.5 cm long, 4 mm broad, all chaffy-membranous, straw-coloured, glabrous, with very thin jagged 'margins. Receptacle very small. Corolla 1.3 cm long, narrowly cylindric in the lower half of the tube, suddenly widened in the upper half; lobes linear-lanceolate, subacute, 4 mm long. Anthers exserted, 5 mm long. Achenes narrow, 5 mm long, thinly pilose. Pappus 1 cm long, straw-coloured.
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Growth form shrub
Growth support free-standing
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Sexuality hermaphrodite
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Hardiness (USDA) 8-12

Usage

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Cultivation

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Distribution

Pteronia cylindracea world distribution map, present in Botswana, Namibia, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:240237-1
WFO ID wfo-0000026251
COL ID 4PZVL
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Pteronia cylindracea