Please follow our guidelines for rating and review our competing interests policy. Comments that do not conform to our guidelines will be promptly removed and the user account disabled. The following must be avoided:
Remarks that could be interpreted as allegations of misconduct
Open Access
Research Article
Amplification of cox2 (~620 bp) from 2 mg of Up to 129 Years Old Herbarium Specimens, Comparing 19 Extraction Methods and 15 Polymerases