(Source: Flora Malesiana ser. 1, 1: Cyclopaedia of collectors)

(Source: Flora Malesiana ser. 1, 5: Cyclopaedia of collectors, Supplement I)

Born: 1880, Amsterdam, Holland. Died: 1954, Germany.

career:

German plant physiologist, was educated at Wageningen Agricultural College, and subsequently studied natural sciences at Heidelberg and Leipsic, specializing in botany, and taking his Dr’s degree at Heidelberg. From 1903-09 employed in Germany, making a botanical exploration in West Africa (especially Kamerun) in 1907. In 1909 he went to Java, appointed Botanist at the Laboratory for Coffee Culture at Buitenzorg, W. Java; in Nov. 1910 Head of the Foreigners’ Laboratory and the Laboratory at Tjibodas. In 1930 Honorary Professor at Munich, from 1931-34 Professor of Botany and Director of the Plant Physiological Institute of Vienna University, and from Dec. 1934 onwards Professor and Director of the ‘Botanische Staatsanstalten’ at Munich; suspended in 1945 and retired in 1949.

His special interest was physiology and ecology, especially of mangrove and crater plants; author of important papers.¹

collections:

Probably only few plants, at least so in Herb. Bog. [BO]; at Leiden [L] a dupl. of a plant collected near the Boroboedoer in Centr. Java in May 1912. He might have sent collections to Germany.

literature:

(1) e.g.: ‘Zur Physiologic der Mangrove’ (Ber. D.B.G. 41, 1923, p. 227-234); ‘Untersuchungen über die Physiologic der javanischen Solfatarenpflanzen’ (Flora 118/119, 1925, p. 89-110); ‘Die Kraterpflanzen Javas in physiologisch-ökologischer Beziehung’ (Arbeiten aus dem Treub Labor. 1, 1927, 119 pp., 18 pl.); he wrote the 2nd ed. of A.F.W. Schimper: ‘Pflanzengeographie auf physiologischer Grundlage’ (1934-35).

biographical data:

Portr. in Ann. Jard. Bot. Buit. 45, 1935, pl III; some of his papers are listed in l.c. p. 86; Ber. Deut. Bot. Ges. 68a, 1955, p. 49-54, with portr. and bibliogr.

photo gallery: