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CCDB → Angiosperms → Piperaceae → Piper → Piper hispidum Sw.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Piper hispidum Sw. | Piper hispidum Sw. | 26 | IPCN online | Samuel, R. 1987. Chromosome numbers in Piper. Kew Bull. 42: 465–470. | |||
| ! | Piper scabrum Sw. | Piper hispidum Sw. | 28 | Fedorov, 1974 | Connor 1954 {Carnahan, Hill 1961) | ||
| ! | Piper scabrum Sw. | Piper hispidum Sw. | 41, 84 | Fedorov, 1974 | Hair 1952 {Carnahan, Hill 1961) | ||
| ! | Piper scabrum Sw. | Piper hispidum Sw. | 42 | Fedorov, 1974 | Hair et al. 1967 | ||
| ! | Piper scabrum Sw. | Piper hispidum Sw. | 42, 43, 57, 63, 64-66, 94 | Fedorov, 1974 | Hair {Schuh-Schaeffer, 1urasits 1962) |