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

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

Born: 1863, Kedong Kebo, Poerworedjo, Java. Died: 1936, The Hague, Holland

career:

Officer in the D.E.I. Army, 1885-1904; retired on account of deafness; temporary Assistant of the Herbarium at Buitenzorg, 1905-08; Conservator and later Acting Assistant of the said institution, 1910-22.

Author of many systematic publications, principally on ferns.¹

Dendrobium alderwereltianus J.J.Sm. was named after him.

Collecting localities:

Soekaboemi (W.  Java).

collections:

Principally ferns, also orchids e.g. from Soekaboemi (W.  Java) in Herb. Bog. [BO]; in Herb. Berl. [B]: 310 nos Selaginella (pres. 1912-13). Hort. Bog. [BO]: ferns from Soekaboemi (pres. 1908).

According to Alston the Selaginellas in Berlin are dupl. not collected by himself.

literature:

(1) e.g. ‘Malayan Ferns’ (1908). ‘Malayan Fern Allies’ (1915) and following supplements.

biographical data:

Bull. Jard. Bot. Buit. sér. 3, Vol. 14, 1936, p. 1-3, w. portr. & bibliogr.; Backer, Verkl. Woordenb., 1936; Chron. Bot. 3 1937, p. 203 + portr.

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