e-Key <span id="jodit_selection_marker_1709025132164_337732014817286" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Del<span id="jodit_selection_marker_1709025132164_5731579251528707" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>airea
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Asteraceae - Senecioneae - Delairea Lem.

Description:

  • Scandent, climbing, somewhat succulent, perennial herbs
  • Leaves alternate, petiolate, deltoid-ovate in outline, 3-5-lobed on either side, base cordate, auriculate, palmately veined
  • Capitula discoid, in corymbose panicles
  • Involucre calyculate, narrowly campanulate; bracts 8
  • Disc florets bisexual, fertile; corolla yellow
  • Anthers ecalcarate, caudate; endothecial tissue radial
  • Cypselas oblong, ribbed
  • Pappus of many fine bristles

Nomenclature:

  • Delairea Lem.
    • Lemaire: 379 (1844)
    • Jeffrey: 933 (1986)
    • Bremer: 500 (1994)
  • Senecio L. in part
    • Harvey: 402 (1865)
    • Hilliard: 491 (1977)

Distribution & Notes:

  • Southern Africa: Monotypic: Delairea odorata Lem., endemic, KwaZulu-Natal, Lesotho, Western and Eastern Cape

References:

  • BREMER, K. 1994. Asteraceae, cladistics & classification. Timber Press, Portland, Oregon
  • HARVEY, W.H. 1865. Compositae. Flora capensis 3
  • HILLIARD, O.M. 1977. Compositae in Natal. University of Natal Press, Pietermaritzburg
  • JEFFREY, C. 1986. The Senecioneae in East Tropical Africa. Kew Bulletin 41
  • LEMAIRE, A.C. 1844. In Annales des Sciences Naturelles Rows 3,1