Morphological variation in tribe Hylocereeae. A Aporocactus martianus (Photo S. Avendaño) B Disocacus ackermannii (Photo C. Ruiz) C Kimnachia ramulosa subsp. ramulosa (From Flora de Nicaragua, O.M. Montiel) D Selenicereus atropilosus (From Hunt 2006) E Epiphyllum hookeri (Photo C. Ruiz) F Pseudorhipsalis amazonica (From Mobot - Hammel 24524) G Acanthocereus tetragonus (Photo C. Gómez-Hinostrosa) H Selenicereus (Hylocereus) undatus (Photo C. Ruiz) I Weberocereus tunilla (From Mobot – B. Hammel 22442).

 
 
  Part of: Ruiz-Domínguez C, Vovides AP, Sosa V (2019) Systematic relevance of pollen morphology in tribe Hylocereeae (Cactaceae). PhytoKeys 128: 121-140. https://doi.org/10.3897/phytokeys.128.35842