e-Key v3 - Hyaenanche
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Euphorbiaceae - Oldfieldioideae - Caletieae - Hyaenanche Lamb.

Description :

  • Shrub or small tree; dioecious
  • Leaves in whorls of 4, leathery, entire, glabrous; stipules obscure or 0
  • Inflorescence of male flowers axillary, densely cymulose, much shorter than leaves; in female 1-3 flowers, axillary, sessile
  • Petals 0
  • Disc 0
  • Male flowers : sepals 4-8(-12), rounded; stamens 8-30; anthers large; pistillode 0
  • Female flowers : sepals 3-8, in 2 series, the outer the smaller; ovary ovoid, 3- or 4-locular; with 2 pendulous ovules in each locule, tomentulose; styles 3-5, connate in lower half
  • Fruit a subglobose, 8-lobed capsule, with a crustaceous exocarp and bony endocarp, breaking into 2-valved cocci
  • Seeds black, shiny, carunculate; endosperm scanty; cotyledons green

Nomenclature:

  • Hyaenanche Lamb.
    • Lambert: 52, t. 10 (1797)
  • Toxicodendrum Thunb.
    • Thunberg: 188 (1796) not of Gaertn.
    • Hutchinson: 408 (1920)
    • Phillips: t. 837 (1941)

Distribution & Notes:

  • Southern Africa : Species 1: Hyaenanche globosa (Gaertn.) Lamb., Western Cape; mountains of Vanrhynsdorp and Clanwilliam districts

References:

  • HUTCHINSON, J. 1920. Euphorbiaceae [in part]. Flora capensis 5, 2
  • LAMBERT, A.B. 1797. A description of the genus Cinchona. White, London
  • PHILLIPS, E.P. 1941. Toxicodendron globosum . Flowering Plants of Africa 21
  • THUNBERG, C.P. 1796. Toxicodendrum . Vetenskapliga Akademica Handlingar Stockholm 17