Carl Emil Hansen Ostenfeld was a Danish systematic botanist. He graduated from the University of Copenhagen under professor Eugenius Warming. He was a keeper at the Botanical Museum 1900–1918, when he
Johannes Eugenius Bülow Warming, known as Eugen Warming, was a Danish botanist and a pioneering figure in the development of ecology. In 1895 Warming published Plantesamfund, often regarded as the fir
Carl Hansen Ostenfeld
…Ostenfeld-Hansen) (3 August 1873 – 16 January 1931) was a Danish systematic botanist. He graduated from the University of Copenhagen under professor Eugenius Warming. He was a keeper at the Botanical Museum 1900–1918, when he became professor of botany at the Royal Veterinary and Agricultural University. In 1923…