Austrian botanist, zoologist, and author; born at Leipnik Feb. 6, 1857 (Ph.D. Vienna, 1883). He made a specialty of botany and zoology and published a number of articles on these subjects in the "Wiener Landwirthschaftliche Zeitung" and the "Landwirthschafts-Zeitung."
In addition to his labors in these fields, Singer has written the following works: "Junius Brutus," drama, 1879; "Der Friedensengel," drama, 1891; "Die Schuld der Väter," drama, 1896; and the libretti of: "Esther," 1885; "José Galeano," 1891, music by Julius Stern; "Der Schwur," 1892, music by Wilhelm, Reich; and "Der Weise von Cordova," music by Oskar Strauss; "Es War Einmal . . .," 1899.