Grady Linder Webster was a plant systematist and taxonomist. He was the recipient of a number of awards and appointed to fellowships of botanical institutions in the United States of America. Webster's research included study of the diverse family Euphorbiaceae, on which he produced many papers, and he lectured on plant systematics, biogeography, and the ecology of pollination. Webster's career as a plant systematist was distinguished by the field research he undertook in remote tropical areas.