This topic research male fern rhizome, based in DNA molecular level psbA - trnH and rbcL sequence, DNA molecular identification of the male fern rhizome, and accumulated a lot of ferns in the experiment psbA - trnH and rbcL sequence, for related research to provide more reference (reference sequence);Male fern rhizome medicinal materials on metabolic marker levels of phloroglucinol component content determination.Based on the double molecular identification level study of male fern rhizome, so as to the authenticity of a male fern rhizome medicinal materials provide certain scientific basis for identification and quality evaluation.