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

Stilbaceae - Stilboideae - Euthystachys A.DC.

Description :

  • Ericoid shrublets, lignotuberous, multistemmed
  • Leaves ericoid, linear, in whorls of 4, initially pubescent, soon glabrous
  • Inflorescence a sessile ovoid spike
  • Flowers sessile, subtended by 2 opposite, softly pubescent bracts
  • Calyx regular; sepals equal, fused into a tube in their lower third, soft-textured, externally pubescent
  • Corolla regular, lower half tubular-funnelform, upper half with 5 equal, spreading, ovate-acute lobes; glabrous but throat fringed with a ring of pubescence
  • Stamens 4, slightly exserted; posterior stamen 0
  • Ovary laterally compressed, glabrous, obovoid, 2-locular, with a basal ovule in each locule; style straight, filiform, glabrous

Nomenclature:

  • Euthystachys A.DC.
    • Candolle: 606 (1848)
    • Pearson: 186 (1901)

Distribution & Notes:

  • Southern Africa : Species 1: Euthystachys abbreviata A.DC., central Western Cape mountains

References:

  • CANDOLLE, A. DE. 1848. Stilbaceae . Prodromus 12
  • PEARSON, H.H.W. 1901. Verbenaceae . Flora capensis 5, 1