Illustration of Thliphthisa sapphus, based on the type material A whole plant B whole plant with vegetative and flowering shoots C vegetative shoot D detail of stem of vegetative shoot E flowering shoot F detail of stem of flowering shoot G flower H dissected flower (drawings by A. Kästner).

 
 
  Part of: Gutermann W, Jang T-S, Kästner A, Prehsler D, Reich D, Berger A, Flatscher R, Gilli C, Hofbauer M, Lachmayer M, Sander R, Sonnleitner M, Mucina L (2024) Thliphthisa sapphus (Rubiaceae, Rubieae), a new species from Lefkada (Ionian Islands, Greece) and its ecological position. PhytoKeys 241: 65-79. https://doi.org/10.3897/phytokeys.241.119144