Achillea aegyptiaca Sm. (original description)
Achillea flabelliformis Sibth. & Sm. (original description)
Achillea santolina Sibth. & Sm. (original description)
Anthemis ageratifolia Sibth. & Sm. (original description)
Anthemis australis Sibth. & Sm. (original description)
Anthemis coarctata Sibth. & Sm. (original description)
Anthemis maritima Sibth. & Sm. (original description)
Anthemis pontica Sibth. & Sm. (original description)
Cacalia verbascifolia Sibth. & Sm. (original description)
Cnicus afer Sibth. & Sm. (original description)
Cnicus cynaroides Sibth. & Sm. (original description)
Cotula aurea Sibth. & Sm. (original description)
Cynara humilis Sibth. & Sm. (original description)
Gnaphalium arenarium Sibth. & Sm. (original description)
Gnaphalium stoechas Sibth. & Sm. (original description)
Gnaphalium supracanum Sibth. & Sm. (original description)
Gnaphalium virgineum Sibth. & Sm. (original description)
Onopordum elatum Sibth. & Sm. (original description)
Onopordum macrocanthum Sibth. & Sm. (original description)
Santolina montana Sibth. & Sm. (original description)
Senecio crassifolius Sibth. & Sm. (original description)