Pearsonia cajanifolia (Harv.) Polhill

Species

Angiosperms > Fabales > Fabaceae > Pearsonia

Characteristics

Leaves mostly 3-foliolate, but upper ones 1-foliolate and intergrading to bracts; leaflets 3–6.5(9) × 0.8–2.5(3) cm, oblanceolate to elliptic or obovate, apiculate, thinly pubescent to silvery sericeous-tomentose; lower lateral nerves steeply ascending, reticulation rather prominent; petiole 0.5–2.8 cm long; stipules 0.4–1(1.4) cm long, linear-subulate.
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Flowers yellow, (3)8–30(40) in heads or short dense racemes often aggregated into panicles by suppression of upper leaves; bracts subtending flowers 4–8 mm long, linear or linear-lanceolate; bracteoles on the very short pedicels a little smaller.
Calyx 6–10 mm long, tomentose; upper lip c. 1–1.5 times as long as the tube, with the lateral sinuses as high as or higher than the upper sinus; upper lobes 2–4 mm long, narrowly to broadly triangular-acuminate.
Stems erect, well branched, (0.2)0.4–0.7(1.5) m tall, several from a deep taproot, pubescent to tomentose.
Pod little exserted from the calyx, 6–8 × 3–4 mm, oblong-ellipsoid, pubescent, usually only 2-seeded.
Standard 8–13 × 3–7 mm, usually elliptic-oblong, pubescent outside.
Seeds c. 1 mm long, oblique-cordiform.
Ovary 6–12-ovulate.
Stamens all joined.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
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Root system tap-root
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Flower color
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Nitrogen fixer rhizobia
Photosynthetic pathway c3

Environment

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Hardiness (USDA) 9-12

Usage

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

Cultivation

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Images

Pearsonia cajanifolia unspecified picture

Distribution

Pearsonia cajanifolia world distribution map, present in Malawi, South Africa, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:512855-1
WFO ID wfo-0000211051
COL ID 7685T
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Pearsonia cajanifolia Pleiospora cajanifolia Phaenohoffmannia cajanifolia Psoralea cajanifolia Pleiospora gracilior Pearsonia cajanifolia subsp. cajanifolia

Lower taxons

Pearsonia cajanifolia subsp. cryptantha