| Name | Billbergia macrocalyx Hooker |
| Authorship | Hooker |
| Rank | Species |
| Placed in | Billbergia Thunberg |
| Citation | 1859 Bot. Mag. 85: t. 5114. |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Billbergia macrocalyx Hooker |
| Identification made in | 1942 (2) |