By A Mystery Man Writer
Cactus Garden
Barbed Barrel, January, February 2022
Cacti/Succulents — Sonoran.LLC
Fishook Barrel Cactus Fact Sheet
Seed of the Week: Barrel Cactus – Growing With Science Blog
Cactus Archives - Cactus Jungle
Fishhook Barrel Cactus - Horticulture Unlimited
Twisted barrel cactus has more flowers than ever
Cacti / Desert Succulents - Grand Canyon National Park (U.S. National Park Service)
A Sucker for Succulents and Cacti – YDP – your daily picture
Fishhook Barrel Cactus