Astrophytum v Nudum cv Rensei

Astrophytum asterias cultivar Rensei shares Ooibo characteristics 

Rensei means either “chained stars” or “connected dots” in Japanese. It is used to describe a cultivar that has areoles close together. 

Ooibo is a Japanese term meaning “big wart” in the context of large fluffy areoles present. 

Growers Choice approximately 2-2.5 “