In article <6hmprf$j2i$1 at columbine.singnet.com.sg>,
skyamsen <gsus_saves at cheerful.com> wrote:
>so how is the cactus able to survive on the plant??
The plants are grafted. This means that they have grown together so that
all the little tubes and stuff are connected as if they were one plant.
The bottom part with roots and photosynthesing (green) tissue nourishes