e-Key <span id="jodit_selection_marker_1703144816010_6255558410471223" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Gunner<span id="jodit_selection_marker_1703144816010_4822530358348174" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>aceae
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

DICOTYLEDON - ROSIDAE - HALORAGIDALES - Gunneraceae

Compiled by C.L. Bredenkamp

Description:

  • Perennial herbs, nearly stemless, mainly rhizomatous, usually associated with water, monoecious or flowers bisexual
  • Leaves radical, alternate, simple, long-petioled, ovate- to orbicular-cordate, entire, lobed or crenate; stipules adhering to petioles
  • Flowers unisexual or bisexual, small, in compound spikes, sometimes with male flowers above and female below
  • Calyx 2- or 3-lobed, or sometimes 0, or imperfect in male flowers
  • Petals (0)2, small, concave
  • Stamens 1 or 2; anthers oblong, basifixed, longer than filaments
  • Ovary inferior, 1-locular, with a solitary, pendulous ovule; styles 2, papillose
  • Fruit a fleshy or leathery drupe, compressed, 3-angled or subglobose
  • x = 17 (12)

Nomenclature:

  • Gunneraceae
    • Harvey: 571 (1862) (Halorageae)
    • Mendes: 79 (1978) (Haloragaceae)

Distribution & Notes:

  • Global: Genus 1, species 40, southern hemisphere
  • Southern Africa: Genus 1, species 1

References:

  • HARVEY, W.H. 1862. Halorageae. Flora capensis 2
  • MENDES, E.J. 1978. Haloragaceae. Flora zambesiaca 4

Resources: