A member of the Tamaricaceae (tamarisk) plant family, Tamarix is a genus containing 73 species of shrubs and trees that can be either deciduous or evergreen. They have greenish-grey bark and ...

Referring again to Figure 5, the ellipses have been drawn so as to encompass ongoing taxonomic and phylogenetic debates relevant to each genus. As an heuristic device, then, the regions where ...

MONICA SERRANO, NGM STAFF. SOURCE: DAVID KARP, University of California, Riverside No other fruit genus can boast such pedigree, and new research is bringing clarity to the origin of citrus.

It is much smaller than the American robin, Turdus migratorius, which belongs to a different genus. The grouping of families was added to allow the large number of new species to be included in ...

Scientists think that some form of australopithecine is likely to have given rise to the next phase of human evolution, the genus Homo. There have been many species similar to us that have lived over ...