Two new meroterpenoids, 12,13-dihydro-12,13-dihydroxybakuchiol (2) and (12'S)-bisbakuchiol C (3), were isolated from the seeds of Psoralea corylifolia L. (Fabaceae). The structures of 2 and 3 were elucidated by spectroscopic and chemical methods. Six meroterpenoids isolated from P. corylifolia and