Background
He was the son of science writer Otto Eduard Vincenz Ule (1820-1876) and brother to geographer Wilhelm Ule (1861–1940). He was born on 12 March 1854 in Halle an der Saale to science writer Otto Eduard Vincenz Ule (1820-1876).
He was the son of science writer Otto Eduard Vincenz Ule (1820-1876) and brother to geographer Wilhelm Ule (1861–1940). He was born on 12 March 1854 in Halle an der Saale to science writer Otto Eduard Vincenz Ule (1820-1876).
Originally trained as a gardener, he emigrated to Brazil in 1883, where he worked as a private tutor and botanical collector. Subsequently he served as naturalista viajante (travelling naturalist) at the National Museum in Rio de Janeiro, where he was appointed sub-director (1895), and later director, of the museum"s botanical department. In 1900–1903 he undertook a scientific expedition to the Amazonas region of Brazil, also conducting botanical studies in neighboring countries.
After his return to Germany, he worked as a scientific assistant at the Berlin-Dahlem Botanical Garden and Museum (1913–1914).
He died on 15 July 1915. Ule has several botanical genera named in his honor, such as: Uleanthus, named by Hermann Harms (1870–1942), family Fabaceae.
Ulearum, named by Adolf Engler (1844–1930), family Araceae. Uleiorchis, named by Frederico Carlos Hoehne (1882–1959), family Orchidaceae.
Uleodendron, named by Stephan Rauschert (1931–1986), family Moraceae.
Uleophytum, named by Georg Hieronymus (1846–1921), family Asteraceae.