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

DICOTYLEDON - DILLENIIDAE - SAPOTALES - Sapotaceae

Compiled by C.L. Bredenkamp

Description :

  • Trees or shrubs, generally with milky latex and 2-armed hairs (1 arm often reduced or 0)
  • Leaves alternately or spirally arranged, simple, entire, petiolate, often leathery; stipules present or 0, usually falling early
  • Flowers regular, usually bisexual or sometimes female by reduction of stamens, solitary or in axillary clusters or on bare branches or stems, white or cream, scented, often bat-pollinated
  • Calyx with sepals ± free, either in 1 whorl with (4)5(6), or in 2 whorls with 3 or 4 sepals each
  • Corolla with a short cylindric to campanulate tube with 1 or 2 whorls of 2-5 entire, lobed to divided petals
  • Stamens as many as corolla lobes and opposite them or more numerous and in 2 whorls, arising on corolla; filaments often shorter than anthers; anthers with longitudinal slits; staminodes sometimes present
  • Ovary superior, 5-many locules, with 1 ascending ovule per locule; placentation basal or axile-basal; style simple, conical or cylindric; stigma usually indistinct, acute to capitellate
  • Fruit a 1-many-locular berry
  • Seeds often solitary and large with hard, usually shiny testa

Nomenclature:

  • Sapotaceae
    • Jussieu: 151 (1789)
    • Meeuse: 31 (1963)
    • Hemsley: 472 (1966)
    • Kupicha: 210 (1983)
    • Pennington: 117 (1991)

Distribution & Notes:

  • Global : Genera 50-100, difficult to define, species ± 1000, pantropical, mostly in humid forest, but some genera (e.g. Sideroxylon ) extending into semi-arid and arid regions
  • Southern Africa : Genera 7, species 14

References:

  • HEMSLEY, J.H. 1966. Notes on African Sapotaceae . Kew Bulletin 20
  • JUSSIEU, A.L. DE. 1789. Genera plantarum . Herissant & Barrois, Paris
  • KUPICHA, F.K. 1983. Sapotaceae . Flora zambesiaca 7,1
  • MEEUSE, A.D.J. 1963. Sapotaceae . Flora of southern Africa 26
  • PENNINGTON, T.D. 1991. The genera of Sapotaceae . Royal Botanic Gardens, Kew & The New York Botanical Garden, Bronx