e-Key v<span id="jodit_selection_marker_1701781933117_8027914381352956" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>3 - *Tur<span id="jodit_selection_marker_1701781933117_3897636801431026" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>ritis
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Brassicaceae - Arabideae - *Turritis L.

Description:

  • Tall, erect, leafy, biennial herbs with a taproot and sparsely branched to unbranched stems, with simple and branched hairs in basal part
  • Leaves densely arranged on stems, amplexicaul, entire, glabrous
  • Inflorescences terminal, elongate racemes
  • Sepals spreading, not saccate at base
  • Petals white or yellowish
  • Stamens 6; filaments without appendages
  • Nectaries: lateral ones ring-shaped, joined with ribbon-like, median glands
  • Fruit a linear, subterete or ± 4-angled siliqua; valves convex, 1-nerved
  • Seeds many in 1 or 2 rows, ovoid to angular; cotyledons accumbent
  • x = 6, 8 (polyploidy)

Nomenclature:

  • *Turritis L.
    • Linnaeus: 666 (1753)
    • Linnaeus: 298 (1754)
    • Sonder: 22 (1860)
    • Schulz: 548 (1936)
    • Phillips: 352 (1951)
    • Marais: 104 (1970)
    • Jonsell: 48 (1982)

Distribution & Notes:

  • Global: Species 3, Europe, W Asia and Africa
  • Southern Africa: Species 1: *Turritis glabra L., introduced, recorded in Northern Province, Mpumalanga, KwaZulu-Natal, Lesotho and Eastern Cape

References:

  • JONSELL, B. 1982. Cruciferae. Flora of tropical East Africa, Cruciferae
  • LINNAEUS, C. 1753. Species plantarum. Laurentius Salvius, Stockholm
  • LINNAEUS, C. 1754. Genera plantarum, edn 5. Laurentius Salvius, Stockholm
  • MARAIS, W. 1970. Cruciferae. Flora of southern Africa 13
  • PHILLIPS, E.P. 1951. The genera of South African flowering plants, edn 2. Memoirs of the Botanical Survey of South Africa No. 25
  • SCHULZ, O.E. 1936. Cruciferae. Die natürlichen Pflanzenfamilien II,17b
  • SONDER, O.W. 1860. Crucifereae. Flora capensis 1