All Species in Calycera
- Balsam-Leaf Calycera (Calycera balsamitifolia)
- Calycera calcitrapa (Calycera calcitrapa)
- Calycera crassifolia (Calycera crassifolia)
- Calycera crassifolia var. crassifolia (Calycera crassifolia var. crassifolia)
- Calycera crassifolia var. spinulosa (Calycera crassifolia var. spinulosa)
- Calycera herbacea (Calycera herbacea)
- Calycera herbacea var. herbacea (Calycera herbacea var. herbacea)
- Calycera herbacea var. sinuata (Calycera herbacea var. sinuata)
- Calycera monocephala (Calycera monocephala)
- Calycera necronensis (Calycera necronensis)
- Calycera pulvinata (Calycera pulvinata)