Euptelea, and the plant type that is associated with peristoreus viridipennis,are both genuses coming from Europe.
Muehlenbeckia or the maidenhair genus is native to the Southern Hemisphere, especially South America, Papua New Guinea, Australia and New Zealand, and has been introduced both by birds and cultivation to temperate locales north of the equator. 
Euptelea is a genus of two species of flowering plants in the monogeneric family Eupteleaceae. 
 It is associated with plants of the genus "Muehlenbeckia". 
