Career

Collecting localities

Collections

Literature

Biographical data

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

Born: 1799, Brunswick, Germany. Died: 1846, Soerabaja, Java.

career:

Since 1821 in Government employ in the D.E.I., appointed warehouse foreman at Tjikao (Krawang, W. Java); from 1828 in the Civil Service, viz 1829-34 Resident of Palembang (Sumatra),¹ 1834-37 Resident of Pekalongan (Java) and from 1837-39 Resident of (D)Japara (Java); subsequently Director of Agriculture till 1844 (the years 1842-43 spent in Holland); since the end of 1844 owner of a sugar factory.

Hoya praetorii Miq. was named after him.

Collecting localities:

1830-32. S. Sumatra: Palembang Residency.

collections:

Herb. Leiden [L]; many of his plants described by Blume in ‘Rumphia’ and ‘Museum Botanicum’.² According to Backer (l.c. sub Biogr. data) he collected in Java too.

literature:

(1) He is the author of ‘Alphabetische opgave van de voornaamste houtsoorten in de residentie Palembang’ (De Indische Bij 1, 1843; p. 449-479).

(2) cf. also van Hall Bijdr. Natuurk. Wetensch. 7, 1832, p. 115-129 on a specimen of Calamus draco, collected by Praetorius.

biographical data:

Hand. Ind. Gen. 2, 1855, p. 51-72; Backer, Verkl. Woordenb., 1936.