Gymnocalycium / Chin Cactus Cephalocereus senilis / Old Man Cactus Mammillaria elongata 'Cristata' / Brain Cactus & Lady Fingers (unsure if I got any of the names right) got them as Christmas gifts and some of them are supposed to be flowering but they lack nutrients from soil https://t.co/qoj0GtyEpp

— Hi, I’m the problem. (@nicollelorica) 2022.7.3

SOUTH— Figaro as the brain cactus (Mammillaria elongata f. cristata)! (this is my cactus!) https://t.co/7CRCrcs1D2

— Nikolai, Faust Lover (@dimasiiilaw) 2020.10.9

The #NBA is back tonight and I dropped this Jordan Basketball Planter (with plant) for $5 as a way to celebrate a month since launching SARINA STUDIO. Plant is crested and grafted Mammillaria Elongata 'Cristata' cactus. Visit https://t.co/89aSIhSNyn for more info https://t.co/dfshqyqmkp

— SARINA (@sarinahmg) 2020.7.30

@dicedice Crista Like cristata Short for Mammillaria elongata 'Cristata'

— TooT FruiT (@TooMuchTavish) 2019.8.18

Mammillaria elongata Cristata #wavehill #mammillariaelongatacristata #cactaceae #thebronx https://t.co/9dGPZ3RPRJ https://t.co/4nME0740H2

— Anita Rayner (@anitarayner11) 2016.6.20

Mammillaria Elongata Cristata http://t.co/GkueS05j6S via @wordpressdotcom

— CG (@acuriousgal1) 2014.2.25