"Cissus laciniata, parasitic on the cactus (Opuntia Blakeana). The parasitism was artificially induced (xeno-parasitism). The host plant has been sectioned to expose the roots of the xeno-parasite." -Gager, 1916

Parasitic Plant

"Cissus laciniata, parasitic on the cactus (Opuntia Blakeana). The parasitism was artificially induced…