Panax notoginseng (Burk) F.H. Chen is an importantly economical and medicinal plant of the family Araliacease, and its seeds are obviously characterized by the recalcitrance and after-ripening process. an isobaric tag for relative and absolute quantification (iTRAQ) and RNA-seq was used to analyze the proteomic changes and transcriptomic in seeds of P. notoginseng during the after-ripening process .