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

Euphorbiaceae - Acalyphoideae - Clutieae - Clutia L.

Description :

  • Shrubs or subshrubs; dioecious, rarely monoecious
  • Leaves alternate, usually sessile or subsessile, sometimes ericoid; stipules small or 0
  • Inflorescences axillary; male inflorescences composed of many-flowered, axillary fascicles; female inflorescences composed of few-flowered fascicles, or flowers solitary; pedicels varying in length, those of female flowers articulate
  • Male flowers : sepals 5, united only at base, imbricate; petals usually ± as long as sepals, sessile or clawed, often with 1 or more glands at base within; disc of a single gland or of lobed glands at base of sepals; stamens 5; filaments connate into a tube; pistil rudimentary
  • Female flowers : sepals and petals as in male; disc commonly only in 1 series; ovary spherical, 3-locular, with a single ovule in each locule, hairy or warted; styles free or shortly connate at base, bi-fid or -lobed, sometimes very short; stigmas often thick and laminated
  • Fruit a usually woody capsule, subglobose, breaking into 3 partially loculicidal valves with woody endocarp, with thin septa partially adhering to columella
  • Seeds ovoid, black, shiny, carunculate, with crustaceous testa; albumen fleshy; cotyledons broad, flat

Nomenclature:

  • Clutia L.
    • Linnaeus: 1042 (1753)
    • Prain: 427 (1920)
    • Radcliffe-Smith: 331 (1987)
    • Webster: 64 (1994)
    • Radcliffe-Smith: 123 (1996)

Distribution & Notes:

  • Global : Species ± 70, Africa and 2 in tropical Arabian Peninsula
  • Southern Africa : Species 35, widespread

References:

  • LINNAEUS, C. 1753. Species plantarum , edn 1. Laurentius Salvius, Stockholm
  • PRAIN, D. 1920. 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