Phylogenetic analyses of DNA sequences have prompted spectacular progress in
assembling the Tree of Life. However, progress in constructing phylogenies among closely …

The Brassicaceae is a large plant family (338 genera and 3,700 species) of major scientific
and economic importance. The taxonomy of this group has been plagued by convergent …

Trifolium, the clover genus, is one of the largest genera of the legume family. We conducted
parsimony and Bayesian phylogenetic analyses based on nuclear ribosomal DNA internal …

To analyze reasons for inconclusive results of earlier chloroplast phylogenies in the grass
genus Hordeum, we established a genealogy of chloroplast haplotypes by sequencing the …

Abstract The Solanum tuberosum L. Phureja Group consists of potato landraces widely
grown in the Andes from western Venezuela to central Bolivia, and forms an important …

The potato is one of the world's most important food crops and the world's most important
vegetable crop. Potato produces more carbohydrate per acre per year than any other crop …

Members of tribe Vandeae (Orchidaceae) form a large, pantropical clade of horticulturally
important epiphytes. Monopodial leafless members of Vandeae have undergone extreme …

Although the deserts of North America are of very recent origin, their characteristic arid-
adapted endemic plant lineages have been suggested to be much older. Earlier researchers …

Background and Aims Representatives from Papaver, Roemeria, Stylomecon and
Meconopsis were studied to elucidate phylogenetic relationships between Papaver and …

Ziziphus comprises approximately 170 species native to the tropics and subtropics. Two
economically important species, Z. jujuba and Z. mauritiana, are cultivated for their fruit …