lepidium: cosmopolitan genus of annual and biennial and perennial herbs: cress
dilleniid dicot genus: genus of more or less advanced dicotyledonous trees and shrubs and herbs
beat generation: a United States youth subculture of the 1950s; rejected possessions or regular work or traditional dress; for communal living and psychedelic drugs and anarchism; favored modern forms of jazz (e.g., bebop)