| Name | Opuntia occidentalis var. littoralis (Engelmann) Parish ex Jepson | 
| Authorship | (Engelmann) Parish ex Jepson | 
| Rank | Variety | 
| Placed in | Opuntia ×occidentalis Engelmann & J. M. Bigelow | 
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Opuntia occidentalis var. littoralis (Engelmann) Parish ex Jepson | 
| Identification made in | 1961 (4) |