Title: Biblio RTF Export
Author: Biblio 7.x

S. C.  Kim and Crawford, D. J., ?ITS sequences and phylogenetic relationships in Bidens and Coreopsis (Asteraceae)?, Syst. Bot, vol. 24, no. 3, pp. 480 - 493, 1999.

D. J.  Crawford and Kim, S. C., ?A cladistic analysis of morphological features in Bidens L. and Coreopsis L. (Asteraceae-Heliantheae) with notes on generic delimitation and systematics?, Biol. Skr, vol. 54, pp. 85 - 102, 2001.