Tree of Life Web Project.
2004. Asteraceae. Version 26 March 2004 (temporary). http://tolweb.org/Asteraceae/20780/2004.03.26in The Tree of Life Web Project, http://tolweb.org/
This page is a
Tree of Life Branch Page.
Each ToL branch page provides a synopsis of the characteristics of
a group of organisms representing a branch of the Tree of Life. The
major distinction between a branch and a leaf of
the Tree of Life is that each branch can be further subdivided into
descendent branches, that is, subgroups representing distinct genetic