Vachellia cornigera, Acacia cornigera

Bullhorn Acacia is best known for its symbiotic relationship with a species of Pseudomyrmex ant (Pseudomyrmex ferruginea) that lives in its hollowed-out thorns. Its species were considered members of genus Acacia until 2005.

Similar plants:

• Vachellia farnesiana, Acacia farnesiana, Mimosa farnesiana (Yellow Mimosa, Sweet Wattle)
• Vachellia karroo, Acacia karroo (Sweet Thorn)
• Vachellia oviedoensis, Acacia oviedoensis (Acacia)
• Vachellia sieberiana, Acacia sieberiana (Paperbark Thorn)
• Vachellia sphaerocephala, Acacia sphaerocephala (Bulls-Horn Acacia, Bee Wattle)
• Vachellia tortuosa, Acacia tortuosa, Mimosa tortuosa (Twisted Acacia, Huisachillo)
• Vachellia xanthophloea, Acacia xanthophloea (Fever tree )
• Acacia adoxa (Acacia)
• Acacia auriculiformis (Darwin Black Wattle, Ear Pod Wattle)
• Acacia baileyana 'Purpurea' (Purple Fernleaf Acacia)