Question: Which genus of plant had more species identified with it in the past, Carissa or Aruncus?
Sentence (from "Platanthera azorica"): While "P. azorica" was previously considered by some sources to be the same as "Platanthera micrantha", the 2013 discovery triggered a thorough analysis of historic and current data and specimens, resulting in three species identified.
Relevant evidence: No