Lucy Mary CavanaghLucy Mary Cavanagh was an American botanist and plant collector, noted for her identification of several species of bryophytes. She was born April 17, 1871, in Iowa City and died in Clinton County, Iowa, US.Education and careerLucy Mary Cavanagh graduated the University of Iowa in 1896 with a Bachelors of Science degree. While working on her degree, she taught in Iowa City public schools. In 1902 she became an associate member of the Iowa Academy of Science and continued membership until her death. She became Herbarium Assistant in Botany at Iowa state University in 1907. In 1911, she became Assistant Curator of the Herbarium, holding that position until her death.