Anyone know where I could get Coleocephalocereus purpureus seeds or a plant? I have been looking for a while with no luck. I did finally buy some seed off Ebay from a seller that did not have stellar feedback. Needless to say, none germinated. I have C. aureus and would really like to find C. purpu...

Thank you Dave!

Yes. It is big ~35cm.
Last year pruned, repoted, and thrown half a bucket of branches in the garbage bin.
Grows like crazy!

Hello Everyone, I have 20+ years old Mammillaria, that looked just like an M. prolifera, but with a very significant difference - it is covered with tiny yellow hooked spines... and I've never seen it making red fruits as the Prolifera does. I went through the CactiGuide and LLIFLE, but could not id...

Read about Kattermann's taxonomic tree concept for Eriosyce -> Neoporteria taxa, but from what I can find online, cannot place the second and third plants under a specific specie or specie complex... any ideas??? #-o its either the flower that is different or the plant appearance has nothing in comm...

Hello guys,

I have bought three cacti recently from a local nursery.
However those guys are not that keen on puting the latin names of their seedlings and plants...
So now I have two Neoporteria and one Eriosyce (screenshots top to bottom). Can you please help identifying the right species