e-Key v3 - Lannea
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Anacardiaceae - Lannea A.Rich.

Description :

  • Trees or suffrutices
  • Leaves alternate, imparipinnate or trifoliolate with opposite, often discolorous leaflets; rachis sometimes shortly winged
  • Flowers bisexual or some unisexual, often arising before leaves, in panicled, terminal racemes and with peduncle sometimes stellately hairy
  • Calyx shortly 4-lobed, persistent
  • Petals 4(-6), spreading, imbricate
  • Disc annular, fleshy, entire or crenate
  • Stamens 8, arising on disc; filaments flattened; anthers ovate or sometimes sagittate
  • Ovary 1-locular with 1 pendulous ovule; in male flowers 4(-6)-partite; styles 4, short or sometimes longer than petals; stigmas simple or subcapitate
  • Fruit a fleshy drupe, with remains of styles
  • Seeds half-moon-shaped
  • x = 10 (7) (polyploidy)

Nomenclature:

  • Lannea A.Rich.
    • Richard: 153, t. 42 (1831) name conserved
    • Fernandes & Fernandes: 557 (1966)
    • Kokwaro & Gillett: 748 (1980)
  • Odina Roxb.
    • Roxburgh.: 293 (1832)
    • Sonder: 503 (1860)

Distribution & Notes:

  • Global : Species ± 40, Africa to India
  • Southern Africa : Species 6, Namibia, Botswana, Northern Province, North-West, Gauteng, Mpumalanga, Swaziland, KwaZulu-Natal and Eastern Cape

References:

  • FERNANDES, R. & FERNANDES, A. 1966. Anacardiaceae . Flora zambesiaca 2,2
  • KOKWARO, J.O. & GILLETT, J.B. 1980. Notes on the Anacardiaceae of Eastern Africa. Kew Bulletin 34
  • RICHARD, A. 1831. In J.B.A. Guillemin, G.S. Perrotet & A. Richard, Florae Senegambiae tentamen . Treuttel & Würtz, Paris
  • ROXBURGH, W. 1832. Flora Indica , 2nd edn, vol. 2. Thacker & Co., Calcutta
  • SONDER, O.W. 1860. Terebintaceae . Flora capensis 1