The genus Ida is recognized by the World Checklist of Monocotyledons.

This list is adapted from the World Checklist of extant Mecoptera species and is complete as of 1997.

The World Checklist lists four species, all published together with the genus:

A full list of the species now accepted in the genus, along with their synonyms, can be found at the World Checklist of Gesneriaceae.

World Checklist of selected plant families.

The World Checklist of Monocotyledons for example lists 390 records, including names that have become synonyms.

The World Checklist (see link below) accepts 334 species, though some other texts suggest as few as 100 species.

This list is based on The World Checklist of extant Mecoptera Species.

According to the World Checklist, this binomial has no synonyms or homonyms.

Hereafter some of the Colchicum species according to the World Checklist: