e-Key <span id="jodit_selection_marker_1709034939699_550709787924486" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Dra<span id="jodit_selection_marker_1709034939699_15541480095035243" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>caena
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Dracaenaceae - Dracaena L.

Description:

  • Shrubs or trees
  • Leaves spirally arranged, often congested terminally in pseudo-whorls, strap- or sword-shaped, smooth, entire, acute with clasping bases
  • Infloresences terminal panicles of simple or branched racemes; peduncle often with reduced leaves in transition to tiny scarious floral bracts
  • Flowers whitish, fragrant, nocturnal; pedicel consisting of a basal part turning into a persistent peg, and a stalk-like obconical receptacle persistent in fruit
  • Perianth tubular with 6 recurving lobes
  • Stamens arising in throat, opposite and equal to lobes; filaments inflated
  • Fruit a globose or lobed, orange-scarlet berry
  • Seeds 1-3, large, rounded, bony
  • x = 10 (7, 8, 19) (aneuploids, high polyploidy)

Nomenclature:

  • Dracaena L.
    • Linnaeus: 246 (1767)
    • Baker: 274 (1896)
    • Bos: 1 (1992)
    • Venter: 62 (1996)

Distribution & Notes:

  • Global: Species ± 60 in warmer regions of the world, notably Africa and SE Asia
  • Southern Africa: Species 3, Northern Province, Mpumalanga, Swaziland, KwaZulu-Natal and Eastern Cape

References:

  • BAKER, J.G. 1896. Dracaena. Flora capensis 6
  • BOS, J.J. 1992. Dracaena. Flora of southern Africa 5, 3
  • LINNAEUS, C. 1767. Systema naturae, edn 12, 2. Laurentius Salvius, Stockholm
  • VENTER, F. 1996. The genus Dracaena L. in South Africa. Aloe 33