Ueber die Gramineengattungen Trichoneura und Crosstropis /

by Ekman, Erik Leonard, 1883-1931
Published 1912

Neue brasilianische Gräser /

by Ekman, Erik Leonard, 1883-1931
Published 1911

Beiträge zur Columniferen flora von Misiones

by Ekman, Erik Leonard, 1883-1931

West Indian Vernoniae ..

by Ekman, Erik Leonard, 1883-1931
Published 1914

Excursión botánica al nord-oeste de la República Dominicana /

by Ekman, Erik Leonard, 1883-1931
Published 1930

Plants observed on Tortue Island, Haiti /

by Ekman, Erik Leonard, 1883-1931
Published 1929

Beiträge zur Columniferenflora von Misiones /

by Ekman, Erik Leonard, 1883-1931
Published 1909

Beiträge zur Gramineenflora von Misiones /

by Ekman, Erik Leonard, 1883-1931
Published 1912

Gray Herbarium miscellaneous plant lists,

by Bailey, Ethel Zoe, Bailey, Irving W (Irving Widmer), 1884-1967, Bailey, L. H (Liberty Hyde), 1858-1954, Beebe, William, 1877-1962, Broadway, Walter Elias, 1863-1935, Castle, William E (William Ernest), 1867-1962, Chase, Agnes, 1869-1963, Curtis, Anita G., Dodge, Carroll William, 1895-1988, Ekman, Erik Leonard, 1883-1931, Hitchcock, A. S (Albert Spear), 1865-1935, Linder, David H (David Hunt), 1899-1946, Pennell, Francis W (Francis Whittier), 1886-1952, Rose, Ruth, 1896-1978, Standley, Paul Carpenter, 1884-1963, Tucker, Leona Stukey, Wheeler, William Morton, 1865-1937

The collection of Pteridophyta made in Hispaniola by E.L. Ekman, 1917 and 1924-1930 /

by Christensen, Carl, 1872-1942
Published 1937

Smuts collected in the Dominican Republic by E. L. Ekman

by Ciferri, Raffaele, 1897-1964
Published 1931

[Haitian orchids] /

by Urban, Ignaz, 1848-1931
Published 1926

[Arkiv för Botanik] /

Published 1926