All Species in Anulocaulis
- Anulocaulis hintoniorum (Anulocaulis hintoniorum)
- Anulocaulis leiosolenus var. gypsogenus (Anulocaulis leiosolenus var. gypsogenus)
- Anulocaulis leiosolenus var. howardii (Anulocaulis leiosolenus var. howardii)
- Anulocaulis leiosolenus var. lasianthus (Anulocaulis leiosolenus var. lasianthus)
- Anulocaulis leiosolenus var. leiosolenus (Anulocaulis leiosolenus var. leiosolenus)
- Big Bend Ringstem (Anulocaulis eriosolenus)
- southwestern ringstem (Anulocaulis leiosolenus)
- Texas Ringstem (Anulocaulis reflexus)
- Valley Ringstem (Anulocaulis annulatus)