Elder, James
Elisens, Wayne, University of Oklahoma Oklahoma Native Plant Society
Elisens, Wayne, University of Oklahoma and the Oklahoma Native Plant Society
Elisens, Wayne J.
Esqueda, Carmen, University of Central Oklahoma 100 N University Edmond Oklahoma 73034
Esqueda, Carmen L., University of Central Oklahoma
Estes, James R., Robert Bebb Herbarium University of Oklahoma Norman, Oklahoma University of Nebraska State Museum Lincoln, Nebraska

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