e-Key <span id="jodit_selection_marker_1699884452611_12797771538083813" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Xipho<span id="jodit_selection_marker_1699884452611_718734504959615" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>theca
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Fabaceae - Papilionoideae - Liparieae - Xiphotheca Eckl. & Zeyh.

Description:

  • Woody shrubs or shrublets
  • Leaves alternate, rarely opposite, simple, narrowly elliptic to almost circular, mostly flat, sometimes with recurved margins; petiole very short; stipules inconspicuous, often lacking
  • Inflorescence axillary, 2-flowered, pedunculate and with the two flowers opposite, aggregated into synflorescences of up to 16 flowers; bracts linear to oblanceolate; bracteoles minute, often lacking
  • Calyx usually narrowed to the base; upper 2 lobes fused higher up than lower 3 lobes; carinal lobe sometimes longer than the upper 4
  • Corolla yellow, longer than calyx, glabrous; vexillum suborbicular to elliptic; wings oblong, longer than keel, tips imbricate; keel widely obovate, with distinct pockets, apex obtuse
  • Stamens diadelphous, vexillary filament free; anthers alternately dorsifixed and subbasifixed
  • Ovary 4- or more-ovuled; style slender, slightly upcurved, glabrous
  • Pod somewhat compressed, usually linear, sometimes obliquely oblong, coriaceous, densely sericeous to tomentose
  • Seeds 4 to many, oblong-reniform

Nomenclature:

  • Xiphotheca Eckl. & Zeyh.
    • Ecklon & Zeyher: 166 (1836)
    • Schutte & Van Wyk: 43 (1993)
    • Schutte: 90 (1997)
  • Priestleya DC. sect. Anisotheia DC.
    • Candolle: 91 (1825)

Distribution & Notes:

  • Southern Africa: Species ± 9, southern Cape region, endemic to the fynbos, as far eastward as the Outeniqua Mountains

References:

  • CANDOLLE, A.P. DE. 1825. Mémoire sur la famille des Légumineuses. Belin, Paris
  • ECKLON, C.F. & ZEYHER, K.L.P. 1836. Enumeratio plantarum africae australis extratropicae 2. Perthes & Besser, Hamburg
  • SCHUTTE, A.L. 1997. A revision of the genus Xiphotheca (Fabaceae). Annals of the Missouri Botanical Garden 84
  • SCHUTTE, A..L. & VAN WYK, B.-E. 1993. The reinstatement of the genus Xiphotheca (Fabaceae). Taxon 42