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

Apiaceae - Apioideae - Anginon Raf.

Description :

  • Woody shrubs or undershrubs, sometimes glaucous
  • Leaves tripinnatisect, often reduced to rachises and/or petioles which are sometimes long, simple and pine needle-like, with or without longitudinal grooves along upper sides
  • Flowers in compound, bracteate umbels
  • Calyx with short, triangular teeth or linear, acute lobes
  • Petals broadly ovate, inflexed at apex, keeled on inner face
  • Disc conical
  • Styles shorter or longer than petals
  • Stamens ± as long as petals
  • Fruit somewhat elliptic, crowned with persistent disc and styles, smooth, rugose or tuberculate but not ribbed or winged; mericarps flat on face, convex on back, a single oil duct in each of 4 furrows and 2 on face, rarely 8-12 around each seed; carpophore bipartite
  • Seeds semiterete

Nomenclature:

  • Anginon Raf.
    • Rafinesque: 56 (1840)
    • Sonder: 540 (1862) under Rhyticarpus
    • Schreiber: 8 (1967) as Sonderina streyi
    • Burtt: 90 (1988)
    • Burtt: 172 (1991)
    • Van Wyk et al.: 511 (1997)
    • Allison & Van Wyk: 561 (1997)

Distribution & Notes:

  • Southern Africa : Species 12, S Namibia, Northern and Western to Eastern Cape

References:

  • ALLISON, I. & VAN WYK, B-E. 1997. A revision of the genus Anginon ( Apiaceae ). Nordic Journal of Botany 17
  • BURTT, B.L. 1988. op. cit. XIV. Notes from the Royal Botanic Garden Edinburgh 45
  • BURTT, B.L. 1991. Umbelliferae of southern Africa: an introduction and annotated checklist. Edinburgh Journal of Botany 48
  • RAFINESQUE, C.S. 1840. The good book . Eleutherium of knowledge, Philadelphia
  • SCHREIBER, A. 1967. Apiaceae . Prodromus einer Flora von Südwestafrika 103
  • SONDER, W. 1862. Umbelliferae . Flora capensis 2
  • VAN WYK, B-E., ALLISON, I. & TILNEY, P.M. 1997. Morphological variation and phylogenetic relationships in the genus Anginon ( Apiaceae ). Nordic Journal of Botany 17