⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2713969, with some changes.

Chaenorhinum crassifolium var. pythiusicum Font Quer is a synonym of Chaenorhinum origanifolium subsp. crassifolium (Cav.) Rivas Goday & Borja

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Assoc. Esp. Progr. Cienc. 6: 13 1921.