e-Key <span id="jodit_selection_marker_1710932895917_31475043745834475" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Mo<span id="jodit_selection_marker_1710932895917_22857898141966304" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>rella
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Myricaceae - Morella Lour.

Description:

  • Shrubs or small trees, evergreen or deciduous, often aromatic and resinous; roots commonly with nitrogen-fixing nodules; plants monoecious or dioecious
  • Leaves alternate, simple, entire, serrate, irregularly toothed or lobed, often gland-dotted, usually leathery, petiolate; stipules 0
  • Inflorescences axillary, ± erect, catkin-like spikes, usually surrounded by 2-6 bracteoles; male spikes often dense, sometimes spikes with male flowers below and female flowers above; female spikes longer or shorter than male
  • Flowers inconspicuous, unisexual, occasionally bisexual, wind-pollinated
  • Perianth 0
  • Male flowers subtended by solitary bracts; stamens 2-8(-20), often 4-6; filaments short, free or ± cohering; anthers dorsifixed, 2-thecous, erect, ovate, extrorsely dehiscing by longitudinal slits; ovary rudimentary
  • Female flowers subtended by solitary bracts; bracteoles present or 0; gynoecium 2-carpellate; ovary superior, sessile, 1-locular; ovule solitary, basal, erect; style short; stigmas 2, filiform or occasionally short
  • Fruit a drupe, globose or ovoid, usually warty, often covered with white wax, sometimes with gladular dots, enclosed by persistent bracts and bracteoles; endocarp hard
  • Seed with little or no endosperm; embryo straight
  • x = 8 (high polyploidy)

Nomenclature:

  • Morella Lour.
    • Loureiro: 548 (1790)
    • Wilbur: 93 (1994)
    • Killick et al.: 993 (1998)
  • Myrica L.
    • Linneaus: 1024 (1753)
    • Linnaeus: 449 (1754) in strict sense
    • Jussieu: 409 (1789) in part
    • Blume: 3 (1829) in part
    • Bentham: 400 (1880) in part
    • Engler: 27 (1888) in part
    • Chevalier: 85 (1901) in part
    • Hutchinson: 307 (1917) in part
    • Hutchinson: 561 (1925) in part
    • Adamson: 311 (1950) in part
    • Killick: 5 (1969) in part
    • Polhill: 261 (1989) in part
    • Kubitzki: 456 (1993) in part
    • White: 175 (1993) in part

Distribution & Notes:

  • Global: Species ± 53, temperate and subtropical parts of both hemispheres
  • Southern Africa: Species 9, Namibia, Botswana, Northern Province, Gauteng, Mpumalanga, Swaziland, KwaZulu-Natal, Lesotho, but mainly in the Western and Eastern Cape

References:

  • ADAMSON, R.S. 1950. Myricaceae Lindl. In R.S. Adamson & T.M. Salter, Flora of the Cape Peninsula. Juta, Cape Town
  • BENTHAM, G. 1880. Myricaceae. In G. Bentham & J.D. Hooker, Genera plantarum 3. Lovell Reeve & Co., London
  • BLUME, C.L. 1829. Myricaceae. In Flora Javae 17-18. Frank, Brussels
  • CHEVALIER, A.J.B. 1901. Monographie des Myricacées; anatomie et histologie, organographie, classification et déscription des espèces, distribution géographique. Mémoires de la Société des Sciences Naturelles de Cherbourg 32
  • ENGLER, A. 1888. Myricaceae. Die natürlichen Pflanzenfamilien 3,1
  • HUTCHINSON, J. 1917. Myricaceae. Flora of tropical Africa 6,2
  • HUTCHINSON, J. 1925. Myricaceae. Flora capensis 5,2
  • JUSSIEU, A.L. DE 1789. Amentaceae, les Amentacées. Genera plantarum secundum ordines naturales disposita 2. Herissant & Barrois, Paris
  • KILLICK, D.J.B. 1969. The South African species of Myrica. Bothalia
  • KILLICK, D.J.B., POLHILL, R.M. & VERDCOURT, B. 1998. New combinations in African Myricaceae. Kew Bulletin 53
  • KUBITZKI, K. 1993. Myricaceae. In K. Kubitzki, J.G. Rohwer & V. Bittrich, The families and genera of vascular plants - dicotyledons 2. Springer-Verlag, Berlin
  • LINNAEUS, C. 1753. Species plantarum, edn 1. Laurentius Salvius, Stockholm
  • LINNAEUS, C. 1754. Genera plantarum, edn 5. Laurentius Salvius, Stockholm
  • LOUREIRO, J. DE. 1790. Morella. Flora cochinchinensis. Academy, Lisbon
  • POLHILL, R.M. 1989. Myricaceae. Flora of Ethiopia 3
  • WHITE, F. 1993. African Myricaceae and the history of the Afromontane flora. Opera Botanica 121
  • WILBUR, R.L. 1994. The Myricaceae of the United States and Canada: genera, subgenera and series. Sida 16