Collecting localities


Biographical data

Photo gallery


Arens, Pedro Martin José


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

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


Born: 1884, Huancabamba, Peru. Died: 1954, Hilversum, Holland.



Biologist who took his degree at Bonn (1907); employed by the Central Java Experiment Station at Salatiga 1908-11, by the Malang Experiment Station 1911-21; subsequently Director of the Research Department of the ‘Rubber Cultuurmaatschappij Amsterdam’ (Galang, Sumatra East Coast).


Collecting localities:

Lesser Sunda Islands, Bali: G. Agoeng (June 2, 1912).-E. Java: G. Ardjoeno, Lalidjiwo (July 1, 1912, etc.); teak forest Singosari (Dec. 15, 1912); G. Kawi (Apr. 23 and Dec. 9 and 12, 1916; Jan. 30, 1917).-Sumatra East Coast: Sg. Poetih and Prapat, etc. (1928-29); Sumatra West Coast: Alahan Pandjang (May 1930).



Phanerogams in Herb. Bog. [BO] and Herb. Leiden [L] (Java and Bali, 150 nos); Java collections many times made together with Th. Wurth (see there). Mosses, especially from later years in Sumatra, in private herbarium and Herb. Verdoorn.


biographical data:

Vakbl. Biol. 34, 1954, p. 23-24.


photo gallery:

ArensPMJ.gif (29442 bytes)