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Specimens by Name

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Rhamnus frangula L.

Gordon C. Tucker
USA, West Virginia, Kanawha
8-Aug-2000
Rhamnus frangula L.

Tad M. Zebryk
U. S. A., Massachusetts, Hampden
30-Jul-2001
Rhamnus Ianceolata

Loy R. Phillippe and John E. Ebinger
U. S. A., Illinois, Fulton
6/30/2010
Rhamnus lanceolata Pursh

Loy R. Phillippe
U. S. A., Illinois, Fulton
5-Oct-2011
Rhamnus lanceolata Pursh

Loy R. Phillippe
U. S. A., Illinois, Morgan
4-Oct-2011
Rhamnus lanceolata Pursh

Loy R. Phillippe
U. S. A., Illinois, Morgan
4-Oct-2011
Rhamnus lanceolata Pursh

Loy R. Phillippe
U. S. A., Illinois, Morgan
4-Oct-2011
Rhamnus purshiana DC.

Gordon C. Tucker
U. S. A., Washington, Grays Harbor
16-May-1999
Rheum rhabarbarum L.

Gordon C. Tucker
U. S. A., Illinois, Coles
18-May-2000
Rheum rhabarbarum L.

Gordon C. Tucker
U. S. A., Illinois, Coles
18-May-2000
Rhexia virginica L.

Bob Edgin
U. S. A., Illinois, Williamson
2-Aug-2002
Rhexia virginica L.

Gordon C. Tucker
U. S. A., Connecticut, New London
2-Aug-1997
Rhexia virginica L.

Tad M. Zebryk
U. S. A., Massachusetts, Hampden
22-Aug-2002
Rhexia virginica L.

Tad M. Zebryk
U. S. A., Massachusetts, Hampden
27-Sep-2000
Rhexia virginica L.

Tad M. Zebryk
U. S. A., Massachusetts, Hampden
1-Nov-2001
Rhinanthus crista-galli L. p.p.

Tad M. Zebryk
U. S. A., Massachusetts, Berkshire
18-Jun-2001
Rhizophora mangle Roxb.

Gordon C. Tucker
U. S. A., Florida, Manatee
12-Jan-1977
Rhodanthe stuartiana

R. G. Coveny
Australia, New South Wales,
10/7/2000
Rhodiola yunnanensis

Gordon C. Tucker
China, Hunan, Zhangjiajie
5/22/2010
Rhododendron

Gordon C. Tucker and P. Lockwood
U. S. A., Rhode Island, Kent
10-Sep-2003
Rhododendron groenlandicum (Oeder) K.A. Kron & W.S. Judd

Gordon C. Tucker
U. S. A., Wisconsin, Oneida
12-Jul-2012
Rhododendron groenlandicum (Oeder) K.A. Kron & W.S. Judd

Gordon C. Tucker
U. S. A., Washington, Grays Harbor
19-May-2002
Rhododendron periclymenoides (Michx.) Shinners

Kerry Barringer
U. S. A., New Jersey, Mercer
6-May-2003
Rhododendron periclymenoides (Michx.) Shinners

Gordon C. Tucker
U. S. A., New York, Suffolk
25-Jun-2002
Rhododendron tianmenshanense

Gordon C. Tucker, Zhiwe Liu, and Jinglin Wang
China, Hunan,
5/18/2007