e-Key <span id="jodit_selection_marker_1711451831076_9274203369034522" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Nothosc<span id="jodit_selection_marker_1711451831076_15643632861056256" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>ordum
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Alliaceae - *Nothoscordum Kunth

Description:

  • Bulbous herbs, 0.2-0.6 m high, resembling garlic but without its smell; bulbs producing many bulbils
  • Leaves linear, soft, flat, 0.1-0.3 m long
  • Flowers in umbels on long stems overtopping leaves; 2 small spathes below umbel, distinctly overlapping at base; pedicels 20-60 mm long; flowers 10-25 per umbel, opening mid-afternoon, lasting until late evening
  • Perianth united only at base; lobes white to greenish white
  • Ovary obovoid; with many ovules
  • Stamens shorter than tepals; filaments linear-lanceolate, contiguous in lower half
  • Fruit ± 7 mm long, papery
  • Seeds 3 mm long, shiny, angled
  • x = 5, 8, 9 (aneuploids)

Classification Notes:

  • *Nothoscordum is closely related to *Allium (Onion and Garlic), but plants are without the pungent smell of these
  • *Nothoscordum borbonicum Kunth does not occur naturally in the wild, but it is thought to be a natural hybrid between *N. gracile (Aiton) Stearn and *N. entrerianum Ravenna in Argentina

Nomenclature:

  • *Nothoscordum Kunth
    • Kunth: 457 (1843)
    • Henderson & Anderson: 68, t. 33 (1966)
    • Ravenna: 485 (1991)

Distribution & Notes:

  • Global: Species 18, mainly in America
  • Southern Africa: *Nothoscordum borbonicum Kunth is an introduced troublesome weed, often spread from nurseries in gardens, parks, or along roads, often near houses
    • Parent bulbs produce many loosely attached bulblets from around the base which make it extremely difficult to control

References:

  • HENDERSON, M. & ANDERSON, J.G. 1966. Common weeds in South Africa. Memoirs of the Botanical Survey of South Africa No. 37
  • KUNTH, C.S. 1843. Enumeratio plantarum 4. J.G. Cotta, Stuttgart & Tübingen
  • RAVENNA, P. 1991. Nothoscordum gracile and N. borbonicum (Alliaceae). Taxon 40