as an example, the loosely delimited C. maxima interdigitates with the other members of the Maxima clade (C. bacsonenses and C. obtusa) and is resoved as paraphyletic in the cpDNA analyses. several clearly related species have been described including C.aequatirialis, and C gigas Hahn ex Hodel, C. kiriwonses Hodel and C. ochlandra
Hance but,