Polhillia ignota Boatwr.

Species

Angiosperms > Fabales > Fabaceae > Polhillia

Characteristics

Shrub up to ±1 m in height. Branches greyish-brown, densely sericeous when young but glabrescent and old branches subglabrous. Stipules deltoid, 1.0-2.5 mm long, bifurcate, fused. Leaves digitately trifoliolate, sericeous; petioles shorter than leaflets, up to ±2 mm long; juvenile leaflets conduplicate, mature leaflets flattened, elliptic to narrowly obovate, subsessile, margins slightly revolute, terminal leaflet 5-12 x 1.5-2.5 mm, lateral leaflets 4-10 x 0.5-2.5 mm, apiculate, base cuneate. Inflorescence terminal on short shoots, pseudo-pedunculate, up to ±15 mm long, with (1) 2-4 flowers; pedicels 1-2 mm long; bracts linear, 1.0-1.5 mm long, pubescent, caducous; bracteoles absent. Flowers 9-12 mm long, yellow. Calyx ±4 mm long, pubescent, 2-lipped, tube ±3 mm long, upper two lobes fused, lower three lobes fused, deltoid, ±1 mm long, tips minutely pubescent on inner surface. Standard 10-12 mm long, claw linear, 3-4 mm long, lamina broadly ovate, 7-8 x 9-11 mm, emarginate, sericeous along dorsal midrib. Wings 9-11 mm long, claw 3-4 mm long, lamina oblong, ± as long as keel, 6-7 x 2-3 mm, obtuse, glabrous, with 3-4 rows of sculpturing. Keel 9-11 mm long, claw 4-5 mm long, lamina boat-shaped, 5-6 x 2.5-3.0 mm, obtuse, pilose distally, pocket present. Anthers dimorphic, five long, basifixed anthers alternating with five short, ovate, dorsifixed anthers, carinal anther intermediate but resembling long, basifixed anthers. Pistil shortly stipitate, pubescent, ovary narrowly ovate, 7-8 x ±1 mm with 8-9 ovules; style ±3 mm long, curved upwards, glabrous. Pods and seeds unknown.
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Growth form shrub
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Sexuality hermaphrodite
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Mature height (meter) 1.0
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Nitrogen fixer rhizobia
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Cultivation

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Distribution

Polhillia ignota world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:77103834-1
WFO ID wfo-0000746926
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Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Polhillia ignota