Johnston's chameleon, Johnston's three-horned chameleon, Ruwenzori three-horned chameleon
Trioceros johnstoni, known commonly as Johnston's chameleon, Johnston's three-horned chameleon, or the Ruwenzori three-horned chameleon, is an endemic chameleon of the Albertine Rift in Central Africa.
T. johnstoni is oviparous.