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Specimens by Name

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Potentilla simplex Michx.

Bart Moore
U. S. A., Illinois, Coles
10-May-1966
Potentilla simplex Michx.

Loy R. Phillippe and Paul B. Marcum
U. S. A., Illinois, Will
13-Jun-2006
Potentilla simplex Michx.

Gordon C. Tucker
U. S. A., New York, Hamilton
8-Aug-1997
Potentilla simplex Michx.

Gordon C. Tucker
U. S. A., Illinois, Jasper
27-Jul-2006
Potentilla simplex Michx.

Gordon C. Tucker
U. S. A., Illinois, Moultrie
9-May-2003
Potentilla simplex Michx.

Gordon C. Tucker
U. S. A., New York, Suffolk
24-Jun-2002
Potentilla tridentata Sol.

Ralph H. Cheney
U. S. A., New Hampshire, Coos
13-Aug-1924
Potentilla tridentata Sol.

William James Cody and W. E. Kemp
Canada, Quebec, St. Jean Ouest
21-Aug-1968
Potentilla tridentata Sol.

John Aubery Parmelee and Douglas Barton Osborne Saville
U. S. A., Canada, Algoma
10-Jul-1966
Potentilla uniflora Ledeb.

Kimberly Elkin
U. S. A., Alaska,
2-Jul-1998
Potomogeton subsibiricus

W. B. Schofield
U. S. A., Alaska,
8/13/1952
Pouzolzia zeylanica (L.) Benn.

Gordon C. Tucker
China, Guangxi Zhuang, Guilin
29-May-2009
Prenanthes alba L.

Gordon C. Tucker and Daniel M. Tucker
U. S. A., Illinois, Coles
8-Sep-2001
Prenanthes altissima Pall.

Hiram F. Thut
U. S. A., Illinois, Coles
16-Sep-1957
Prenanthes aspera Michx.

N. L. Owens
USA, Illinois, Cumberland
17-Aug-2003
Prenanthes crepidinea Michx.

Loy R. Phillippe
U. S. A., Illinois, Vermilion
9-May-2012
Prenanthes trifoliata

Gordon C. Tucker and Edwin H. Horning
U. S. A., New York, Suffolk
8/7/1998
Prenanthes trifoliolata (Cass.) Fernald

Tad M. Zebryk
U. S. A., Massachusetts, Franklin
4-Sep-2000
Primula cuneifolia Ledeb.

Kimberly Elkin
U. S. A., Alaska,
18-Jul-1998
Primula cuneifolia Ledeb.

Kimberly Elkin
USA, Alaska,
1998-07-18
Primula intercedens Fernald

Tom Clark
U. S. A., Michigan,
Primula mistassinica Michx.

Bonnie Lovett
Canada, Newfoundland,
1978-07-01
Primula mistassinica Michx.

Bonnie Lovett
Canada, Newfoundland,
1978-07-01
Primula parryi A. Gray

K. Damann and K. Winkler
U. S. A., ,
13-Jul-1958
Primula parryi A. Gray

M. Doyle
U. S. A., Wyoming,
5-Jul-1963