e-Key v3 - Stictocardia
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Convolvulaceae - Stictocardia Hallier f.

Description :

  • Herbaceous or woody, perennial twiners
  • Leaves entire, ovate to orbicular, cordate, usually large, minutely gland-dotted on lower surface
  • Flowers axillary, pedunculate, solitary or in few- to many-flowered cymes; bracts small, deciduous
  • Calyx 5-parted; sepals elliptic to orbicular, accrescent in fruit
  • Corolla large, funnel-shaped with shallowly lobed limb
  • Stamens arising near base of corolla tube; pollen globose, spinulose
  • Disc annular, entire or somewhat 5-lobed
  • Ovary 4-locular, with 1 ovule in each locule; style filiform; stigma biglobular
  • Fruit enclosed in accrescent calyx, globose, winged, woody; walls between wings thin, rupturing irregularly and fruit becoming lantern-shaped
  • Seeds dark brown or black, pubescent

Nomenclature:

  • Stictocardia Hallier f.
    • Hallier: 159 (1893)
    • Verdcourt: 68 (1963)
    • Meeuse & Welman: 124 (2000)

Distribution & Notes:

  • Global : Species ± 12, throughout the Old and New World tropics
  • Southern Africa : Species 1: Stictocardia laxiflora (Baker) Hallier f., KwaZulu-Natal

References:

  • HALLIER, H. 1893. Convolvulaceae africanae. Botanische Jahrbücher 18
  • MEEUSE, A.D.J. & WELMAN, W.G. 2000. Convolvulaceae . Flora of southern Africa 28,1
  • VERDCOURT, B. 1963. Flora of tropical East Africa . Convolvulaceae