Pilosocereus alensis

Pilosocereus alensis (F.A.C.Weber) Byles & G.D.Rowley  

Family: Cactaceae

Sonoran old man cactus, more...woolly torch (es: pitahaya barbona)

[Cephalocereus alensis (F.A.C.Weber) Britton & Rose, moreCephalocereus guerreronis (Backeb.) Buxb., Pilosocereus guerreronis (Backeb.) Byles & G.D. Rowley]