Barkhausia foetida var. glandulosa (C.Presl) Bisch. accepted as Crepis foetida subsp. glandulosa (C.Presl) Arcang. (original description)
Cichorium intybus f. sylvestre Bisch. accepted as Cichorium intybus L. (original description)
Crepis nicaeensis var. integrifolia Bisch. accepted as Crepis nicaeensis Balb. ex Pers. (original description)
Hedypnois cretica var. monspeliensis Bisch. accepted as Hedypnois rhagadioloides (L.) F.W.Schmidt (original description)
Hedypnois cretica var. rhagadioloides (L.) Bisch. accepted as Hedypnois rhagadioloides (L.) F.W.Schmidt (original description)
Podospermum jacquinianum var. simplex Bisch. accepted as Podospermum canum C.A.Mey. (original description)
Rhagadiolus edulis var. integrifolius Bisch. accepted as Rhagadiolus edulis Gaertn. (original description)
Thrincia hirta var. lasiolaena Bisch. accepted as Leontodon saxatilis Lam. (original description)
Thrincia hirta var. leiolaena Bisch. accepted as Leontodon saxatilis Lam. (original description)
Thrincia tuberosa var. isocarpa Bisch. accepted as Leontodon tuberosus L. (original description)
Tragopogon floccosus var. revolutus Bisch. (original description)
Tragopogon tommasinii var. tortilis Bisch. accepted as Tragopogon tommasinii Sch.Bip. (original description)