e-Key <span id="jodit_selection_marker_1707289765295_3132069129804278" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Bri<span id="jodit_selection_marker_1707289765295_8033535311915176" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>delia
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Euphorbiaceae - Phyllanthoideae - Bridelieae - Bridelia Willd.

Description:

  • Shrubs or small trees; monoecious or sometimes dioecious
  • Leaves alternate, petiolate, entire; stipulate
  • Inflorescence of axillary glomerules, rarely spicate, with female flowers fewer or solitary, sometimes pedicellate; bracts scale-like
  • Male flowers: sepals 5, usually small and scale-like, valvate; petals 5, obovate, shorter than sepals; disc entire or sinuately lobed; stamens 5; filaments connate; ovary rudimentary at apex of staminal column
  • Female flowers: sepals often narrower than those of male; disc double, the outer annular, the inner usually cup-like and surrounding base of ovary, or of separate scales; ovary 2(3)-locular, with 2 ovules in each locule; styles distinct or shortly connate, bilobed or subentire
  • Fruit a capsule separating into 2 cocci, or drupaceous or berry-like; endocarp crustaceous, forming 2 pyrenes
  • Seeds often solitary by abortion in each pyrene; albumen copious, fleshy; embryo curved; cotyledons broad, foliaceous
  • x = 13

Nomenclature:

  • Bridelia Willd.
    • Willdenow: 978 (1806) as Briedelia
    • Hutchinson: 378 (1915)
    • Radcliffe-Smith: 120 (1987)
    • Webster: 39 (1994) adopting Willdenow's original spelling
    • Radcliffe-Smith: 12 (1996); proposal for spelling of name to be conserved

Distribution & Notes:

  • Global: Species ± 60, Africa to Asia and Australia
  • Southern Africa: Species 4, Namibia, Botswana, Northern Province, Mpumalanga to KwaZulu-Natal and Eastern Cape

References:

  • HUTCHINSON, J. 1915. Euphorbiaceae [in part]. Flora capensis 5, 2
  • RADCLIFFE-SMITH, A. 1987. Euphorbiaceae. Flora of tropical East Africa. Euphorbiaceae Part 1
  • RADCLIFFE-SMITH, A. 1996. Euphorbiaceae. Flora zambesiaca 9, 4
  • WEBSTER, G.L. 1994. Synopsis of the genera and suprageneric taxa of Euphorbiaceae. Annals of the Missouri Botanical Garden 81
  • WILLDENOW, C.L. 1806. Linnaeus' Species plantarum, edn 4,2. Nauk, Berlin