Texas range plants poisonous to livestockOmer Edison Sperry, Texas Agricultural Experiment Station, Texas Agricultural Extension Service · First published 1955Open the Tome
Peavine, a poisonous range plant in TexasOmer Edison Sperry, Phillip H. Vardiman, Robert G. Gray · First published 1952Open the Tome
Additions to the check list of Plants of the proposed Big Bend National Park AreaOmer Edison Sperry · First published 1920Open the Tome
