References
Ro, K.E., and B.A. McPheron. 1997. Molecular phylogeny of the Aquilegia group (Ranunculaceae) based on internal transcribed spacers and 5.8S nuclear ribosomal DNA. Biochem. Biochem. Syst. Ecol. 25: 445-461. Google Scholar
Ro, K.E., and B.A. McPheron. 1997. Molecular phylogeny of the Aquilegia group (Ranunculaceae) based on internal transcribed spacers and 5.8S nuclear ribosomal DNA. Biochem. Biochem. Syst. Ecol. 25: 445-461. Google Scholar