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Ryan Contreras
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R. Contreras
and
Ranney, T. G.
,
“
New opportunities for breeding fragrant rhododendrons
”
,
Journal of American Rhododendron Society
, vol. 62, no. 4, 2008.
R. Contreras
and
Ruter, J. M.
,
“
New Callicarpa species with breeding potential
”
,
Proc. 52nd Ann. SNA Res. Conf.
, vol. 52:327-329. 2007.
R. Contreras
and
Ranney, T. G.
,
“
New opportunities for breeding allopolyploid azaleodendrons
”
,
Proc. 49th Ann. SNA Res. Conf.
, vol. 49:552-554. 2004.