Sechium was a genus of plants now subsumed into the genus Sicyos:POWO: retrieved 11 March 2024 also placed in the tribe Sicyoeae of the gourd family, Cucurbitaceae. Its best known member was the edible and widely cultivated chayote (now Sicyos edulis).
Species Several species formerly placed in genus Sechium have now been placed in other genera. Several other species names are unplaced – "names that cannot be accepted, nor can they be put into synonymy".Checklist for Sechium at World Checklist of Vascular Plants (WCVP). Retrieved 10 June 2024.
Formerly placed here Cayaponia amazonica (as Sechium amazonicum ) Cayaponia peruviana (as Sechium peruvianum ) Microsechium compositum (as Sechium compositum ) Microsechium hintonii (as Sechium hintonii ) Microsechium palmatum (as Sechium palmatum ) Sicyos edulis (as Sechium edule (Jacq.) Sw. or Sechium americanum ) – chayote or christophene
Unplaced species names Sechium chinantlense Lira & F. Chiang Sechium mexicanum Lira & M.Nee Sechium panamense (Wunderlin) Lira & F.Chiang Sechium pittieri (Cogn.) C.Jeffrey Sechium tacaco (Pittier) C.Jeffrey Sechium talamancensis (Wunderlin) C.Jeffrey Sechium venosum (L.D.Gómez) Lira & F.Chiang Sechium villosum (Wunderlin) C.Jeffrey
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