Holochila have undivided lips; the species in E. sect.

Holochila have racemose inflorescences, unlike those in E. sect.

Schistochila are sympodial orchids bearing thin stems with alternate leaves (not pseudobulbs), a long peduncle covered with thin, imbricating sheathes, and a lip adnate to the very end of the column.

Schistochila: A biochemical examination of the lacerate subsections encompassing plastid nucleotide sequence data from the trnL—trnF regions, Amplified Fragment Length Polyorphism (AFLP) data, and somatic chromosome number for 30 individuals in three of the thirteen recognized species of E. subsect.

Tuberculata and twenty individuals in eleven of the twelve recognized species of E. subsect.