e-Key <span id="jodit_selection_marker_1709024858165_7432166896433017" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Dau<span id="jodit_selection_marker_1709024858165_40308938822961493" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>benya
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Hyacinthaceae - Daubenya Lindl.

Description:

  • Perennial, dwarf, bulbous herbs
  • Bulb subglobose, deep-seated, with outer covering of thin, brown tunics
  • Leaves 2, contemporary with flowers, flat on ground, glabrous, acute, often brownish towards apex, bases enfolding peduncle; veins conspicuously sunken
  • Inflorescence a showy, capitate head of ± 10 flowers, situated between the leaves; peduncle short, exserted in fruit; bracts large, obovate, membranous, clasping pedicels and flower bases
  • Flowers brilliant red, orange or yellow (or red streaks on yellow), unusual scent; pedicillate; dimorphous: outer flowers strongly irregular with tepals fused below, forming a tube, extended on abaxial side, 3 abaxial tepal lobes large, spatulate, 3 inner lobes reduced; inner flowers ± regular with tepals fused below, forming a long tube, tepal lobes short
  • Stamens 6; outer flowers with filaments free on abaxial side, basally connate on adaxial side; inner flowers with filaments basally connate, free portion tapering; anthers oblong, versatile, introrse
  • Ovary ovoid; ovules many; style tapering; stigma minute, apical
  • Fruit a triangular capsule, shortly fusiform, apiculate, membranous, not winged
  • Seeds globose, black, smooth, shiny

Nomenclature:

  • Daubenya Lindl.
    • Lindley: t. 1813 (1835)
    • Baker: 394 (1871)
    • Baker: 417 (1897)
    • Marloth: t. 71 (1922)
    • Hall: 13 (1970)
    • Jessop: 431 (1976)
    • Lavranos & Craib: 22 (1997)
    • Müller-Doblies & Müller-Doblies: 91 (1997)

Distribution & Notes:

  • Southern Africa: Species 1: Daubenya aurea Lindl., Northern Cape, endemic to Sutherland District
    • Found on red clay soils

References:

  • BAKER, J.G. 1871. Daubenya. Journal Linnean Society, Botany 2
  • BAKER, J.G. 1897. Liliaceae. Flora capensis 6,2
  • HALL, H. 1970. Daubenya Lindley A rare, monotypic, little known genus of Liliaceae. Journal of the Botanical Society of South Africa 56
  • JESSOP, J.P. 1976. Studies in the bulbous Liliaceae in South Africa. The taxonomy of Massonia and allied genera. Journal of South African Botany 42
  • LAVRANOS, J.J. & CRAIB, C. 1997. Magnificent Daubenya - the scarlet lily of South Africa's western Karoo. Herbertia 52
  • LINDLEY, J. 1835. Daubenya. Botanical Register 21
  • MARLOTH, H.W.R. 1922. Daubenya aurea var. coccinea. The Flowering Plants of South Africa 2
  • MÜLLER-DOBLIES, U. & D. 1997. A partial revision of the tribe Massonieae. Feddes Repertorium 108

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