left to right: Leuchtenbergia principis "agave cactus" Echinofossulocactus (Stenocactus) multicostatus Obregonia denegrii "artichoke cactus" nursery-grown https://t.co/JEWQAuMDuf

— sour cream citizen (@trashsquatch) 2021.12.29

☀️が顔を見てくれたので、サボテン達に少しお水をあげた。 暫くぶりに見た Stenocactus multicostatus 千波万波(多稜玉？）が良い感じ☺️ #Cactus https://t.co/SPoYClaPKA

— Fuji (@MysteryFujie) 2021.1.15

#SouthernCalifornia Inter-City #Cactus and #Succulent Show @LAArboretum. #Stenocactus multicostatus (first place winner) https://t.co/69juUIwZyG

— Kara Hansen (@karachansen) 2019.8.11

If you want it, you must will it. If you will it, it will be yours... Stenocactus multicostatus inermis https://t.co/nEmr9koQIm

— raegan joseph james (@raeganjei) 2019.5.7

Stenocactus lloydii (Echinofossulocactus lloydii) é uma das muitas formas do extremamente variável Stenocactus multicostatus. . Origem: México . Hastes: Solitária, globosa, verde viva com topos achatados de 8 a... https://t.co/N85x5nFWkE

— Zé Campos (@eduzeee) 2019.4.18

Stenocactus Multicostatus or "brain cactus" is in #bloom. Breathtaking! #Gomersgardens #succulents #cactus #flowers https://t.co/zeCUtmPHsL

— Naomi Hall (@AbbyandTiesmama) 2019.3.27

Stenocactus multicostatus. A personal favorite of mine. I love the waves and grooves on these little cacti! Open 11-5 Mondays. . . . . . . . #naturalselectionstore… https://t.co/lR4lsC2aeU

— Natural Selection (@NatSelectReno) 2019.3.26

Stenocactus multicostatus (Brain Cactus) https://t.co/jvukCNZ7Na

— Blue Moon Bell (@bmoonbell) 2018.9.27

Stenocactus lloydii(Echinofossulocactus lloydii)は結局のところ、Stenocactus multicostatusの亜種ではなく、Stenocactus multicostatusの一種ということになっているらしい。だからlloydiiはシノニムで当たるらしい。

— にがいうり。 (@meloformous) 2018.5.29

Stenocactus multicostatus v erectocentrus pinterest.com/pin/4940590216…

— Henk Roosen (@Henk Roosen) 2015.8.4

Stenocactus multicostatus pinterest.com/pin/4940590216…

— Henk Roosen (@Henk Roosen) 2015.8.4

Stenocactus multicostatus pinterest.com/pin/4940590215…

— Henk Roosen (@Henk Roosen) 2015.2.20