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Origin and relationships of the Californian flora
by Peter H. Raven and Daniel I. Axelrod
Bok Engelsk 1978
Biology of plants
Peter H. Raven, Ray F. Evert, Helena Curt...
Bok Engelsk 1976
The genus Epilobium (Onagraceae) in Australasia : a systematic and evolutionary study
by Peter H. Raven and Tamra Engelhorn Rav...
Bok Engelsk 1976
Coevolution of animals and plants : Symposium V : first international congress of Systematic and Evolutionary Biology , Boulder, Colorado August 1973
International Congress of Systematic and Evolutionary Biology
Bok Engelsk 1975
Principles of Tzeltal plant classification : an introduction to the botanical ethnography of a Mayan-speaking people of highland Chiapas
Brent Berlin, Dennis E. Breedlove, Peter ...
Bok Engelsk 1974
A revision of the genus Gaura <Onagraceae>
by Peter H. Raven and David P. Gregory
Bok Engelsk 1972
Biology of plants
Raven, Peter H.
Bok Språk ikke angitt 1970
Native shrubs of southern California
by Peter H. Raven
Bok Engelsk 1966