| Noun | 1. | Dendromecon - one species: bush poppy dilleniid dicot genus - genus of more or less advanced dicotyledonous trees and shrubs and herbs family Papaveraceae, Papaveraceae, poppy family - herbs or shrubs having milky and often colored juices and capsular fruits bush poppy, tree poppy - evergreen shrub of southwestern United States and Mexico often cultivated for its fragrant golden yellow flowers |