Key points are not available for this paper at this time.
Melvin R. Duvall, Michael T. Clegg, Mark W. Chase, W. Dennis Clark, W. John Kress, Harold G. Hills, Luis E. Eguiarte, James F. Smith, Brandon S. Gaut, Elizabeth A. Zimmer, Gerald H. Learn, Jr., Phylogenetic Hypotheses for the Monocotyledons Constructed from rbcL Sequence Data, Annals of the Missouri Botanical Garden, Vol. 80, No. 3 (1993), pp. 607-619
Duvall et al. (Fri,) studied this question.