Columnar Cacti

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Stetsonia

Stetsonia: (Br.&R) From N.W. Argentina, (dry regions) large colonies reported at Santiago del Estero. Much branched tree even in very small specimens making them more dangerous to have in pots. Potted plants have many spreading branches, long spines.

S.coryne
Stetsonia coryne: (SD.) Br.&R.(T.) - N.W. Argentina

Copyright Bob Ressler, no reproduction without permission of the author.