1. Molecular approaches to the study of biosystematics;Clegg;Aust. Syst. Bot.,1990
2. Chloroplast DNA and the study of plant phylogeny: present status and future prospects;Clegg,1992
3. Chloroplast DNA studies in the Campanulaceae;Cosner,1993
4. The Evolution and Classification of Flowering Plants;Cronquist,1988
5. Phylogenetic relationships of Dipsacales based on rbcL sequences;Donoghue;Ann. Missouri Bot. Gard.,1992