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A checklist of New York State plants
Mitchell, Richard Sheppard
1986
University of the State of New York, State Educat ...
Libro -
Magnoliaceae through Ceratophyllaceae of New ...
Mitchell, Richard Sheppard
1979
The University of the State of New York. The Stat ...
Libro -
Polygonaceae (Buckwheat Family) of New York State
Mitchell, Richard Sheppard
[1978]
University of the State of New York, The State Ed ...
Libro -
Preliminary lists of rare, endangered and ...
Mitchell, Richard Sheppard
1979
University of the State of New York The State Edu ...
Libro -
Atlas of New York State ferns
Mitchell, Richard Sheppard
1984
The University of the State of New York, The Stat ...
Libro