e-Key <span id="jodit_selection_marker_1707210458025_5986343468167294" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Bo<span id="jodit_selection_marker_1707210458025_40688900984529064" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>namia
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Convolvulaceae - Bonamia Thouars

Description:

  • Herbaceous or woody twiners, rarely erect undershrubs
  • Leaves entire
  • Flowers axillary, solitary or cymose, sometimes in leafy panicles; bracteoles small
  • Calyx 5-parted; sepals usually equal or subequal
  • Corolla funnel-shaped, 5-lobed, with midpetaline bands hairy outside
  • Stamens included or slightly exserted; filaments glabrous or glandular at base; anthers oblong, cordate, or sagittate at base; pollen smooth
  • Ovary 2-locular, with 2 ovules in each locule; style bifid or 2 free styles, often unequal in length; stigmas 2, globose or peltate, rarely 2-partite
  • Capsule 2-4(8)-valved, 2-locular
  • Seeds 4 or fewer, glabrous or pilose
  • x = 15 (14)

Nomenclature:

  • Bonamia Thouars
    • Du Petit-Thouars: 8 (1804) name conserved
    • Myint & Ward: 121 (1968)
    • Meeuse & Welman: 29 (2000)
  • Breweria R.Br. in part
    • Brown: 487 (1810)

Distribution & Notes:

  • Global: Species ± 40, cosmopolitan in tropics
  • Southern Africa: Species 1: Bonamia velutina Verdc., Botswana, Northern Province, KwaZulu-Natal

References:

  • BROWN, R. 1810. Breweria, Calystegia. Prodromus florae novae Hollandiae, edn 1. Richard Taylor, London
  • DU PETIT-THOUARS, L.M.A. 1804. Bonamia. Histoire des végétaux recueillis sur les trois îsles australes d'Afrique 1. Paris
  • MEEUSE, A.D.J. & WELMAN, W.G. 2000. Convolvulaceae. Flora of southern Africa 28,1
  • MYINT, T. & WARD, D.B. 1968. A taxonomic revision of the genus Bonamia (Convolvulaceae). Phytologia 17,3

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