Watercolour of Ypsilopus zimbabweensis, originally identified as Rangaeris amaniensis, by Patricia van de Ruit, published in Ball (1978: 1394). Reproduced with permission.

 
 
  Part of: Farminhão J, Cribb PJ (2023) A new Ypsilopus (Orchidaceae, Angraecinae) from Zimbabwe and notes on the parallel evolution of extreme column exsertion in African angraecoids. Plant Ecology and Evolution 156(3): 374-382. https://doi.org/10.5091/plecevo.107313