Pteronia bolusii E.Phillips

Species

Angiosperms > Asterales > Asteraceae > Pteronia

Characteristics

A straggly shrub; branches sparingly canous-pubescent, with longitudinally splitting bark. Leaves opposite, contiguous but not connate at the base, linear-lanceolate, subobtuse, keeled, 0.5-1 cm long, 2-3 mm broad, thick and coriaceous, softly and shortly canous-tomentellous on both surfaces. Heads 5-flowered, solitary, terminating short leafy branchlets, cylindric, 1.5 cm long, about 5 mm in diameter across the middle. Involucral bracts 4-5-seriate, closely imbricate, the outermost broadly ovate-triangular, subacute, 3-4 mm long, the innermost ovate-lanceolate, about 8 mm long and 5 mm broad, all with a distinct midrib and a broad band of short canons indumentum up the middle, the outer and intermediate ones shortly ciliate. Receptacle small, fimbriate. Corolla 1 cm long, gradually widened upwards, slightly ribbed, glabrous; lobes lanceolate, 3 mm long. Anthers not exserted beyond the tips of the lobes. Achenes 5 mm long, appressed silky-villous in the lower part. Pappus about 9 mm long, brownish yellow.
More
Straggling shrub, up to 0.6 m high, branches recurving. Leaves small, opposite but not connate at base, linear-lanceolate or ovate, keeled below, white-woolly on both surfaces. Capitula discoid, solitary at branch tips, cylindric; involucral bracts in many rows, imbricate, broadly ovate-triangular to ovate-lanceolate, acute or subacute, with broad band of grey-woolly hairs up middle. Florets yellow. Flowering time Oct. Pappus of brownish yellow or straw-coloured barbellate bristles, outer more slender than inner. Cypselae shortly hairy in lower part.
Life form -
Growth form shrub
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
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Spread -
Mature width (meter) -
Mature height (meter) 0.6
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Environment

Light -
Soil humidity -
Soil texture 5-6
Soil acidity -
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Hardiness (USDA) 9-11

Usage

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

Cultivation

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Distribution

Pteronia bolusii world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:240216-1
WFO ID wfo-0000014408
COL ID 4PZV2
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Pteronia laricina Pteronia bolusii