Acknowledgements We would like to thank Douglas SOLTIS, Pamela SOLTIS, Samuel BROCKINGTON, and Michael MOORE, as well as the Missouri Botanical Garden and the Royal Botanic Garden at Kew for their generosity in providing DNA samples for several taxa. We thank Michelle BARTHET for help in designing one of the primers used here, Anya HINCKLE for helping with specimen collection, Shelli NEWMAN for assistance in lab work, and Gordon BURLEIGH for advice on the data analyses. This work was supported by a grant from the National Science Foundation, USA-EF- 043105 to KWH.
We assess the phylogenetic information in trnK intron at the ordinal level using the Caryophyllales and compare it with that derived from matK. The trnK gene is split into two exons by an intron that includes the matK...
the National High Technology Planning Program of China for its support(Grant Nos.2007AA021404 and 2006AA10Z407)
Phytolacca is the biggest and most original genus in Phytolaccaceae and an important genus in plant systematic studies. Light microscopy results show that the Phytolacca americana L. ovule arises from the caulis (flo...