e-Key <span id="jodit_selection_marker_1699431631856_3762103257786411" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Friesodi<span id="jodit_selection_marker_1699431631856_7427049523087046" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>elsia
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Annonaceae - Friesodielsia Steenis

Description:

  • Evergreen shrubs or rarely small trees, often multistemmed and scrambling or subscandent, with simple hairs
  • Leaves petiolate
  • Flowers bisexual, solitary, leaf-opposed or supra-axillary
  • Sepals 3, free, valvate, ± connate at base
  • Petals 6, valvate, in 2 whorls, inner much shorter than outer, cohering towards base
  • Stamens numerous, connective with a truncate dilated apex
  • Carpels numerous, ± cylindrical; ovules 1-5, lateral
  • Monocarps pendulous, moniliform with 1-many seed-containing segments, stipitate
  • Seeds ellipsoid; seed coat with numerous thin lamellae penetrating endosperm
  • x = 8 (1 report)

Nomenclature:

  • Friesodielsia Steenis
    • Van Steenis: 458 (1948)
    • Van Steenis: 357 (1964)
    • Verdcourt: 17 (1971b)
    • Verdcourt: 86 (1971a)
    • Van Setten & Maas: 681 (1990)
    • Kessler: 120 (1993)
    • Van Wyk: 42 (1994)
  • Polyalthia sect. Oxymitra Blume
    • Blume: 71, t. 35-37 (1830).
  • Oxymitra (Blume) Hook.f. & Thomson
    • Hooker & Thomson: 145 (1855).
  • Guatteria Blume
    • Blume: 60, t. 29, 31C (1830).
  • Unona Hook.f. & Thomson in part
    • Bentham.: 469 (1862)
    • Oliver: 35 (1868).
  • Popowia Engl. & Diels
    • Engler & Diels: 44, t. 17B (1901)
    • Baker: 18 (1911)
    • Robson: 123, t. 12A (1960)
    • Paiva: 34 (1966)
    • Roessler & Schreiber: 3 (1968)

Distribution & Notes:

  • Global: Species ± 50-60; tropical Asia and Africa
  • Southern Africa: Species 1: Friesodielsia obovata (Benth.) Verdc., Namibia and Botswana

References:

  • BAKER, E.G. 1911. Contribution to the flora of Gazaland. Dicotyledons. Polypetalae. Journal of the Linnean Society of London 40
  • BENTHAM, G. 1862. On African Anonaceae. The Transactions of the Linnean Society of London 23
  • BLUME, C.L. 1830. Anonaceae. In Flora Javae 28-29. Frank, Brussels
  • ENGLER, A. & DIELS, L. 1901. Annonaceae. In A. Engler, Monographien afrikanischer Pflanzenfamilien und Gattungen 6. Engelmann, Leipzig
  • HOOKER, J.D. & THOMSON, Th. 1855. Anonaceae. Flora Indica 1. Pamplin, London
  • KESSLER, P.J. A.1993. Annonaceae. In K. Kubitzki, J.G. Rohwer & V. Bittrich, The families and genera of vascular plants - dicotyledons 2. Springer-Verlag, Berlin
  • OLIVER, D. 1868. Anonaceae. Flora of tropical Africa 1
  • PAIVA, J.A.R. 1966. Revisão das Annonaceae de Angola. Memórias da Sociedade Broteriana 19
  • ROBSON, N.K.B. 1960. Annonaceae. Flora zambesiaca 1
  • ROESSLER, H. & SCHREIBER, A. 1968. Annonaceae. Prodromus einer Flora von Südwestafrika 34
  • VAN SETTEN, A.K. & MAAS, P.J.M. 1990. Studies in Annonaceae XIV. Index to generic names of Annonaceae. Taxon 39
  • VAN STEENIS, C.G.G.J. 1948. Remarks on some generic names used for Malaysian phanerogams I. Bulletin du Jardin Botanique de Buitenzorg, Ser. 3, Vol. 17
  • VAN STEENIS, C.G.G. J. 1964. An account of the genera Richella A.Gray and Oxymitra (Blume) Hook.f. & Th.Thom. (Annonaceae). Blumea 12
  • VAN WYK, A.E. 1994. Friesodielsia obovata. Flowering Plants of Africa 53
  • VERDCOURT, B. 1971a. Flora of tropical East Africa. Annonaceae
  • VERDCOURT, B. 1971b. Notes on East African Annonaceae. Kew Bulletin 25