海量图书期刊资源,随时随地畅享阅读乐趣
Pollination of Rafflesia (Rafflesiaceae)Beaman, Reed S.; Decker, Pamla J.; Beaman, John H. · American Journal of Botany · 1988
POLLINATION OF RAFFLESIA (RAFFLESIACEAE)Beaman, Reed S.; Decker, Pamla J.; Beaman, John H. · American Journal of Botany · 1988
Fifteenth annual meeting, Michigan State UniversityWilliam J. Taylor; Rodney Croteau; Walter H. Hodge; L. H. Bailey Hortorium; Teranishi Roy; Rainer W. Scora; Milton Green; John H. Beaman; Bruce Alderman · 1974
The Society for Economic BotanyJohn H. Beaman · 1978
The society for economic botanyJohn H. Beaman · 1977
Allergenic Asian AnacardiaceaeBeaman, John H. · 1986
Plant taxonomyBeaman, John H. · 1986
CommentaryGuin, Jere D.; Beaman, John H. · 1986
Species Concepts and Plesiomorphic SpeciesRichard G. Olmstead · Systematic Botany · 1995
Revision of Heppiella (Gesneriaceae)Lars Peter Kvist · Systematic Botany · 1990
A New Species of Acmanthera (Malpighiaceae)Anderson, William R. · Systematic Botany · 1980
Flora Mesoamericana, Volumen 4, Parte 1Snow, Neil · Systematic Botany · 2010
A Reappraisal of the Oncidioid OrchidsChase, Mark W. · Systematic Botany · 1986
Morphometric study of <i>Euchiton</i> (Gnaphalieae: Asteraceae)Flann, Christina · Australian Systematic Botany · 2010
<i>Cheiranthera</i> (Pittosporaceae)Cayzer, Lindy W.; Crisp, Mike D.; Donaldson, Stuart · Australian Systematic Botany · 2007
Revision of Rhytidosporum (Pittosporaceae)Cayzer, L. W.; Crisp, M. D.; Telford, I. R. H. · Australian Systematic Botany · 1999