Family: Cactaceae
[Cephalocereus leucocephalus (Poselg.) Britton & Rose, more..., Cephalocereus maxonii Rose, Cephalocereus palmeri Rose, Cephalocereus sartorianus Rose, Pilosocereus maxonii (Rose) Byles & G.D. Rowley, Pilosocereus palmeri (Rose) Byles & G.D. Rowley, Pilosocereus sartorianus (Rose) Byles & G.D. Rowley, Pilosocereus tehuacanus (Weing.) Byles & G.D. Rowley]
Adrian Tween