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CCDB → Angiosperms → Zygophyllaceae → Tribulus → Tribulus pentandrus Forssk.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Tribulus alatus Delile | Tribulus pentandrus Forssk. | 24 | IPCN online | Hilu, K. W. 1979. In IOPB chromosome number reports LXIV. Taxon 28:395. | |||
| Tribulus alatus Delile | Tribulus pentandrus Forssk. | 24 | IPCN online | Hilu, K. W. 1981. Cytotaxonomical studies in Tribulus terrestris and T. alatus (Zygophyllaceae). Nordic J. Bot. 1: 531–534. | |||
| Tribulus longipetalus Viv. | Tribulus pentandrus Forssk. | 12 | IPCN online | Husain, S. A. 1986. Cytotaxonomic studies in Tribulus from Pakistan. Kromosomo 42: 1316–1329. | |||
| ! | Tribulus longipetalus Viv. | Tribulus pentandrus Forssk. | 12 | 24 | IPCN online | Khatoon, S. & S. I. Ali. 1993. Chromosome Atlas of the Angiosperms of Pakistan. Department of Botany, University of Karachi, Karachi. | |
| Tribulus pentandrus Forssk. | Tribulus pentandrus Forssk. | 10, 12 | IPCN online | Husain, S. A. 1986. Cytotaxonomic studies in Tribulus from Pakistan. Kromosomo 42: 1316–1329. |