Shrinking the violets: phylogenetic relationships of infrageneric groups in Viola (Violaceae) based on internal transcribed spacer DNA sequences

TitleShrinking the violets: phylogenetic relationships of infrageneric groups in Viola (Violaceae) based on internal transcribed spacer DNA sequences
Publication TypeJournal Article
Year of Publication1999
AuthorsBallard, H. E., Sytsma K. J., & Kowal R. R.
JournalSystematic Botony
Volume22
Start Page439