Protea Workshop (8th 1980 University of Hawaii)
Frank Rousseau
Ettingshausen, Constantin Freiherr von
Hedley Brian Rycroft
Gwen J. Harden
A. S. George
Robert Brown
Mia C. Karsten
Unknown Author
Australian Biological Resources Study
Tony Rebelo
Justin Schwarzbart
Prance, Ghillean T.
John W. Wrigley
International Protea Working Group Symposium (4th 1996 Jerusalem, Israel)
Sima Eliovson