Richard Evans Schultes was an American biologist, considered to be the father of modern ethnobotany. He is known for his studies of the uses of plants by indigenous peoples, especially the indigenous
Richard Spruce was an English botanist specializing in bryology. One of the great Victorian botanical explorers, Spruce spent 15 years exploring the Amazon from the Andes to its mouth, and was one of
Richard Spruce 1864 taken upon his return from Brazil
Memorial on the house in Coneysthorpe (North Yorkshire) where Spruce spent his last years