Rappers rhyming about weed goes back just about as far as the music itself. In recent years, though, Wiz Khalifa has jumped to the forefront of those whose love for that sticky green crucially informs their music. HIs fervent base of fans have bought into not just his music, but his lifestyle, too. The Pittsburgh native’s latest album, O.N.I.F.C. is in stores this week, and the Rostrum Records rapper once again makes plenty of references to bud. Here they are.