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CCDB → Angiosperms → Bignoniaceae → Handroanthus → Handroanthus heptaphyllus (Vell.) Mattos
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Tabebuia heptaphylla (Vell.) Toledo | Handroanthus heptaphyllus (Vell.) Mattos | 40 | IPCN online | Piazzano, M. 1998. Números cromosómicos en Bignoniaceae de Argentina. Kurtziana 26: 179–189. | |||
| ! | Tabebuia ipe (Mart.) Standl. | Handroanthus heptaphyllus (Vell.) Mattos | 40 | Fedorov, 1974 | Covas, Schnack 1947 | ||
| ! | Tabebuia ipe (Mart.) Standl. | Handroanthus heptaphyllus (Vell.) Mattos | 40 | Darlington, 1955 | Covas & S. 1947 |