this is called variety E mamillos tamboensis, but couldn't find that anywhere else. Huntington GArd
by palmbob Nov 20, 2004 9:33 AM
this form is called 'ritteri', southern california
by palmbob Jan 3, 2005 9:06 AM
Huntington gardens, California under synonym Echinopsis mammilosa var flexilis
by palmbob Jan 18, 2012 7:30 AM
