Question: Which genus of plant had more species identified with it in the past, Carissa or Aruncus?
Sentence (from "IUCN Red List extinct in the wild species"): Version 2014.2 of the IUCN Red List of Threatened Species identified 78 (39 animal, 39 plant) extinct in the wild species, subspecies and varieties, stocks and subpopulations.
Relevant evidence: No