Which is a type of shrub, Cissus or Colletia?
Colletia Colletia is a genus of flowering plants in the family Rhamnaceae, with 15 to 17 species of spiny shrubs. All species of this genus are native to southern South America. They are non-legume nitrogen fixers.
Philadelphus mexicanus Philadelphus mexicanus is a shrub belonging to the genus "Philadelphus", native to Mexico and Guatemala. It is a spreading, evergreen shrub with pendent, bristly shoots and ovate, sometimes partly toothed leaves up to 11 cm long. Flowers are single, cup shaped, rose scented, creamy white in colour, measuring up to 4 cm across. "Rose syringa" (syn. "Philadelphus maculatus") is the most commonly cultivated variety and has fragrant white flowers with a purple blotch in the centre.