Aster scorzonerifolius Regel (original description)
Bidens diversifolia Ortgies (original description)
Bidens scabiosoides Ortgies (original description)
Dahlia gracilis Ortgies accepted as Dahlia coccinea Cav. (original description)
Dahlia imperialis Roezl ex Ortgies (original description)
Erigeron aurantiacus Regel (original description)
Eupatorium orphaliaefolium Kunth & Bouché ex Regel accepted as Neomirandea araliifolia (Less.) R.M.King & H.Rob. (original description)
Farfugium giganteum Dammann (original description)
Gaillardia roezlii Regel (original description)
Gazania montana Spreng. accepted as Gazania krebsiana subsp. serrulata (DC.) Roessler (original description)
Kalimeris alberti Regel (original description)
Lasthenia canescens Regel (original description)
Ligularia farfugium K.Koch (original description)
Phalacraea coelestina Regel accepted as Ageratum microcarpum (Benth. ex Oersted) Hemsley (original description)
Rhodanthe manglesii var. alba Van Houtte (original description)
Rhodanthe manglesii var. typica Van Houtte (original description)