Mexican Philodendron Rare Plant (Philodendron mexicanum) Jungle Relics Mammillaria gasseriana grown from seed in 2007 Split Leaf Philodendron Care (Tree Philodendron Growing Guide) Bricks 'n Blooms with Stacy Ling Lonicera japonica 'Halliana' Halliana Hall's Honeysuckle plant lust Prickly Mammillaria gasseriana (SB 1161) is an Endangered species from Coahuila and Durango, Mexico. The populations are very fragmented, and plants are not abundant. It grows on volcanic and calcareous rock