Robert Lloyd Praeger was an Irish botanist and naturalist, known for his extensive work in the field of botany. Born in 1880, he made significant contributions to the study of plant life in Ireland, particularly through his research on the flora of the country. Praeger was also a member of various scientific societies, which helped promote the understanding of botany in Ireland. In addition to his research, Praeger authored several books and articles, including the notable work titled The Flora of County Dublin. His dedication to botany and the natural environment has left a lasting impact on the field, inspiring future generations of botanists and naturalists.