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

Loasaceae - Kissenia R.Br. ex Endl.

Description :

  • Subshrubs, scabrous, covered with brittle hairs armed with minute recurved barbs
  • Leaves alternate, petiolate, slightly or deeply lobed; stipules 0
  • Inflorescence a scorpioid, bracteate cyme
  • Flowers bisexual, regular
  • Calyx : tube obconic, 10-ribbed, adnate to ovary, densely villous; lobes 5, equal, longer than tube, oblong-spathulate, persistent, enlarged in fruit
  • Petals 4 or 5, free, arising in throat of calyx tube, induplicate-valvate, shorter than calyx tube, concave, hairy without
  • Nectary scales 5, petaloid, cucullate, alternating with petals
  • Stamens many, inserted with the petals, some of outer stamens with a hairy scale at base and with or without anthers; filaments linear, all or mostly beaded; anthers 2-thecous, opening by longitudinal slits
  • Ovary inferior, 2- or 3-locular, with 1 or rarely 2 apical pendulous ovules in each locule; portion of ovary projecting above calyx tube flattened and densely villous; style simple, somewhat angled; stigma simple
  • Fruit woody, ribbed, 2- or 3-locular, 1-3-seeded, indehiscent, crowned with enlarged calyx lobes, densely villous
  • Seed compressed; cotyledons flat, thick, fleshy, oblong; endosperm 0
  • x = 12

Nomenclature:

  • Kissenia R.Br. ex Endl.
    • Endlicher: 76 (1842)
    • Anderson: 43 (1861)
    • Harvey: 502 (1862)
    • Dandy: 451 (1967)
    • Codd: 134 (1976)

Distribution & Notes:

  • Global : Species 2, 1 in Somalia and the S Arabian Peninsula
  • Southern Africa : Species 1: Kissenia capensis Endl., Namibia and Northern Cape

References:

  • ANDERSON, T. 1861. Ordo Loasaceae . Journal of the Proceedings of the Linnean Society. Botany 5, Suppl. 1
  • CODD, L.E. 1976. Loasaceae . Flora of southern Africa 22
  • DANDY 1967. Further notes on Kissenia R.Br. ex Endl. ( Loasaceae ). Kew Bulletin 20
  • ENDLICHER, S.F.L. 1842. Ordo CCI. Loasea . Genera plantarum supplementum 2. Beck, Vienna
  • HARVEY, W.H. 1862. Loasaceae . Flora capensis 2