The origin of modern terrestrial ecosystems :
The origin of modern terrestrial ecosystems : fossils, phylogeny, and biogeography : the 44th Annual Systematics Symposium of the Missouri Botanical Garden /
edited by Peter H. Raven and P. Mick Richardson.
In: Annals of the Missouri Botanical Garden, v. 86 (2), 1999. Ill.
Includes bibliographical references.
0026-6493
Angiosperms--Evolution.
Paleobotany--Tertiary.
Grasslands--Evolution.
Plants--Phylogeny.
Biotic communities--Evolution.
In: Annals of the Missouri Botanical Garden, v. 86 (2), 1999. Ill.
Includes bibliographical references.
0026-6493
Angiosperms--Evolution.
Paleobotany--Tertiary.
Grasslands--Evolution.
Plants--Phylogeny.
Biotic communities--Evolution.