John Rusk:
P20131205-0006—Rhododendron occidentale—RPBG
John Rusk:
H20140331-1194—Rhodendron sp (Subgenus Tsutsusi, Section Tsutsusi)—UCBG
John Rusk:
H20140331-1199—Rhododendron x pulchrum—UCBG
John Rusk:
H20140331-1214— Rhododendron mucronatum and Kasuga-doro—UCBG
John Rusk:
H20140331-1217— Rhododendron mucronatum—UCBG
John Rusk:
H20140331-1224—Rhododendron 'Forsterianum'—UCBG-1
John Rusk:
H20140331-1229—Rhododendron burmanicum—UCBG
John Rusk:
H20140331-1235—Rhododendron quinquefolium—UCBG
John Rusk:
H20140331-1239—Rhododendron johnstoneanum—UCBG-1
John Rusk:
H20140331-1250—Rhododendron latoucheae—UCBG
John Rusk:
P20130504-0088—Rhododendron macrophyllum—RPBG-1
John Rusk:
N20150423-0003—Rhododendron macrophyllum—RPBG
John Rusk:
N20150514-0014—Rhododendron columbianum—RPBG
John Rusk:
J20150521-0048—Rhododendron occidentale—RPBG
John Rusk:
J20160411-0091—Rhododendron macrophyllum—RPBG
John Rusk:
J20160421-0012—Rhododendron occidentale—RPBG
John Rusk:
J20170420-0024—Rhododendron macrophyllum—RPBG—DxO
John Rusk:
J20170511-0019—Rhododendron occidentale—RPBG—DxO