| Name | Calamus javensis var. peninsularis Beccari |
| Authorship | Beccari |
| Rank | Variety |
| Placed in | Calamus javensis Blume |
| Citation | 1892 Fl. Brit. India [J. D. Hooker] 6: 442 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Calamus javensis var. peninsularis Beccari |
| Identification made in | [no date] (1) |