chin cactus

== English == === Etymology === By surface analysis, chin +‎ cactus. (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium. Particularly: “Why is it called this?”) === Noun === chin cactus (plural chin cacti or chin cactuses or chin cactus) Any of cactus of the genus Gymnocalycium. ==== Translations ==== === References === Gymnocalycium on Wikipedia.Wikipedia Gymnocalycium on Wikispecies.Wikispecies Category:Gymnocalycium on Wikimedia Commons.Wikimedia Commons