Chamaemelum callosum Boiss. & Heldr. in Boissier, Diagn. Pl. Orient. 11: 22. 1849
Chamaemelum callosum in Boissier, Diagn. Pl. Orient. 11: 22. 1849
is basionym for Tripleurospermum callosum in Notes Roy. Bot. Gard. Edinburgh 33: 435. 1975
Chamaemelum callosum in Boissier, Diagn. Pl. Orient. 11: 22. 1849