Robert S. Irving
2 known books
newest first
No author bio imported yet.
Books
OpenLibrary works by this author.
A morphological fossil plant spec...
A morphological fossil plant species, Euonymus glanduliferus
Year unknown
Tod F. Stuessy and Robert S. Irving
Todsen's pennyroyal, Hedeoma tods...
Todsen's pennyroyal, Hedeoma todsenii R.S. Irving recovery plan
Year unknown
Robert S. Irving, R.S. Irving and Associates, U.S. Fish and Wildlife Service. Region 2, and U.S. Fish and Wildlife Service
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