e-Key <span id="jodit_selection_marker_1709022402079_9288106386915047" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Cyrta<span id="jodit_selection_marker_1709022402079_3127989696431881" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>nthus
SANBI Flora Keys Logo
Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Amaryllidaceae - Cyrtanthus Aiton

Description:

  • Deciduous or evergreen bulbous herbs
  • Bulb often splitting into large clusters or producing bulbils
  • Leaves few to several, erect to spreading, sometimes twisted or spiralled, slender to strap-shaped, glabrous, often with a conspicuous midrib, present during or after flowering
  • Inflorescence 1-many-flowered, often lax; scape hollow or rarely solid, glabrous; spathe-valves 2-4, soon withering
  • Flowers regular to weakly irregular, erect to pendulous, red, orange, yellow or white; pedicels shorter than or equalling perigone
  • Tepals connate into a distinct tube; tube usually longer than segments, ± dilated from base, often curved; segments equal or subequal
  • Stamens arising from throat or perigone tube; filaments in 2 series, usually free, rarely with bases expanded into a false corona; anthers dorsifixed, rarely pseudo-basifixed, versatile
  • Ovary subglobose; ovules many per locule; style ± as long or longer than filaments; stigma shortly to distinctly 3-lobed
  • Capsule ± ellipsoid, loculicidally 3-valved
  • Seeds black, flattened, wrinkled, usually somewhat winged
  • x = 8

Nomenclature:

  • Cyrtanthus Aiton
    • Aiton: 414 (1789)
    • Baker: 218 (1896)
    • Dyer: 65 (1939)
    • Gordon-Gray & Wright: 35 (1969)
    • Nordal: 23 (1982)
    • Reid & Dyer: 1 (1984)
  • Vallota Herb.
    • Herbert: 29 (1821)
    • Baker: 217 (1896).
  • Anoiganthus Baker
    • Baker: 76 (1878)
    • Baker: 193 (1896)

Distribution & Notes:

  • Southern Africa: Species ± 50, in all countries and provinces except Botswana, with the greatest species diversity in eastern parts
    • ± 2 species in sub-Saharan Africa

References:

  • AITON, W. 1789. Hortus kewensis, Vol. 1. George Nicol, London
  • BAKER, J.G. 1878. On two new genera of Amaryllidaceae from Cape Colony. Journal of Botany 16
  • BAKER, J.G. 1896. Amaryllideae. Flora capensis 6
  • DYER, R.A. 1939. Description, classification and phylogeny. A revision of the genus Cyrtanthus. Herbertia 6
  • GORDON-GRAY, K.D. & WRIGHT, F.B. 1969. Cyrtanthus breviflorus and Cyrtanthus luteus (Amaryllidaceae): observations with particular reference to Natal populations. Journal of South African Botany 35
  • HERBERT, W. 1821. An Appendix. James Ridgway, London
  • NORDAL, I. 1982. Flora of tropical East Africa. Amaryllidaceae
  • REID, C. & DYER, R.A. 1984. A review of the southern African species of Cyrtanthus. American Plant Life Society, La Jolla, California