e-Key <span id="jodit_selection_marker_1701433262541_052547864087949314" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Salic<span id="jodit_selection_marker_1701433262541_8262654978801833" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>aceae
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

DICOTYLEDON - DILLENIIDAE - VIOLALES - Salicaceae

Compiled by M. Jordaan

Description:

  • Deciduous trees or shrubs, sometimes creeping and spreading by suckering, with bitter bark and soft light wood; plants dioecious
  • Leaves alternate, entire, toothed or occasionally lobed; stipules foliaceous and subpersistent, or small and caducous
  • Inflorescences erect or pendulous spikes or catkins; bracts membranous, entire, toothed or laciniate, fugacious or persistent, subtending individual flowers, often appearing before leaves
  • Perianth absent or represented by a cup-shaped or annular disc or 2 scales or glands at the base
  • Male flowers with 2-many stamens; filaments free or ± connate; anthers small, ovate or oblong, opening by 2 longitudinal slits; ovary rudimentary or absent
  • Female flowers with ovary superior, sessile or shortly stalked, 1-locular; ovules 2-many on each parietal or basal placenta, anatropous, crassinucellar, unitegmic; style short; stigmas 2-4, short, thick, emarginate or 2-fid
  • Fruit a capsule, ovoid or oblong in outline, often acuminate, dehiscing by 2-4 valves
  • Seeds many, very small, with large basal tuft of long hairs arising from funicle, not long-lived, distributed by wind; embryo small, straight; endosperm absent or very scanty and oily

Nomenclature:

  • Salicaceae
    • Mirbel: 905 (1815)
    • Lindley: 186 (1836)
    • Andersson: 190 (1868)
    • Bentham: 411 (1880) as Salicineae
    • Pax: 29 (1888)
    • Fisher: 307 (1928)
    • Wilmot-Dear: 120 (1991)

Distribution & Notes:

  • Global: Genera 2; species ± 550, chiefly of moist or wet habitats, mainly in the cooler parts of the northern temperate and subarctic zones, scarce and chiefly in highland areas in the tropics; absent from Australasia and New Guinea
  • Southern Africa: Genera 2 (1 exotic), species ± 6 (including exotics)

References:

  • ANDERSSON, N.J. 1868. Salicineae. Salix. In A. de Candolle, Prodromus 16,2. Masson & Sons, Paris
  • BENTHAM, G. 1880. Salicineae. In G. Bentham & J.D. Hooker, Genera plantarum 3. Lovell Reeve & Co., London
  • FISHER, M.J. 1928. The morphology and anatomy of the flowers of the Salicaceae. American Journal of Botany 15
  • LINDLEY, J. 1836. Salicaceae. A natural system of botany, edn 2. Longmans, London
  • MIRBEL, C.F.B. DE. 1815. Salicaceae. Eléments de physiologie végétale et de botanique 2. Magimel, Paris
  • PAX, F. 1888. Salicaceae. Die natürlichen Pflanzenfamilien 3,1
  • WILMOT-DEAR, C.M. 1991. Salicaceae. Flora zambesiaca 9,6

Resources:

  • Salicaceae genera:
*Populus Salix