Alyssum crenulatum Boiss. & Heldr. in Boiss., Diagn. Pl. Orient. 8: 33. 1849.

 Odontarrhena crenulata (Boiss. & Heldr.) Španiel et al. in Pl. Syst. Evol. 301: 2484. 2015.

Type: “Hab. in collibus ad radices meridionales jugi Cassii in viâ inter Latakieh et Suadieh. Legi [Boissier] Jun. 1846 ”.

Holotypus: TURKEY: “Chaîne du Cassius de la base”, V–VII.1846, Boissier s.n. (G-BOIS [G00332349]; iso-: G [G00446173], GH [GH00018486], P [P02272255], WAG [WAG0004261]) .

Notes. – BOISSIER (1849) based the species description on his own single collection above.

The holotype is a collection folder of five sheets, of which three have printed labels indicating “ Syria, Mai-Jul. 1846. E. Boissier”, though the locality is currently part of Turkey. The barcoded one has Boissier’s handwriting of the species name in red ink and “Chaîne du Cassius de la base” in black ink.