| Name | Acacia macracantha Humboldt & Bonpland ex Willdenow |
| Authorship | Humboldt & Bonpland ex Willdenow |
| Rank | Species |
| Placed in | Acacia Miller |
| Citation | 1806 Sp. Pl., ed. 4 [Willd.]. 4(2): 1080 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Acacia macracantha Humboldt & Bonpland ex Willdenow |
| Identification made in | [no date] (3) |
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