| Castela alaternifolia Planch. |
Unresolved |
 |
WCSP (in review) |
| Castela brittonii (Small) Engl. |
Synonym |
 |
WCSP (in review) |
| Castela calcicola (Britton & Rose) Ekman ex Urb. |
Accepted |
 |
WCSP (in review) |
| Castela coccinea Griseb. |
Accepted |
 |
WCSP (in review) |
| Castela depressa Turpin |
Accepted |
 |
WCSP (in review) |
| Castela emoryi (A.Gray) Moran & Felger |
Accepted |
 |
WCSP (in review) |
| Castela erecta Turpin |
Accepted |
 |
WCSP (in review) |
| Castela erecta subsp. texana (Torr. & A.Gray) Cronquist |
Synonym |
 |
WCSP (in review) |
| Castela galapagei Hook.f. |
Accepted |
 |
WCSP (in review) |
| Castela galapageia var. carolensis B.L. Rob. |
Synonym |
 |
TRO |
| Castela jacquiniifolia (Small) Ekman ex Urb. |
Accepted |
 |
WCSP (in review) |
| Castela leonis Acuña & Roíg |
Accepted |
 |
WCSP (in review) |
| Castela lychnophoroides Liebm. [Unplaced] |
Unresolved |
 |
WCSP (in review) |
| Castela macrophylla Urb. |
Accepted |
 |
WCSP (in review) |
| Castela nicholsonii Hook. |
Unresolved |
 |
WCSP (in review) |
| Castela nicholsonii var. texana Torr. & A.Gray |
Synonym |
 |
WCSP (in review) |
| Castela peninsularis Rose |
Accepted |
 |
WCSP (in review) |
| Castela polyandra Moran & Felger |
Accepted |
 |
WCSP (in review) |
| Castela retusa Liebm. |
Accepted |
 |
WCSP (in review) |
| Castela salubris Boas |
Synonym |
 |
WCSP (in review) |
| Castela salubris var. endlichiana Boas |
Synonym |
 |
WCSP (in review) |
| Castela spinosa Cronquist |
Accepted |
 |
WCSP (in review) |
| Castela stewartii (C.H.Mull.) Moran & Felger |
Accepted |
 |
WCSP (in review) |
| Castela texana (Torr. & A.Gray) Rose |
Synonym |
 |
WCSP (in review) |
| Castela tortuosa Liebm. |
Accepted |
 |
WCSP (in review) |
| Castela tweediei Planch. |
Accepted |
 |
WCSP (in review) |
| Castela tweediei var. dentata Engl. |
Synonym |
 |
WCSP (in review) |
| Castela tweediei var. macrophylla Chodat & Hassl. |
Synonym |
 |
WCSP (in review) |
| Castela victorinii Acuña & Roíg |
Accepted |
 |
WCSP (in review) |