Career

Collecting localities

Collections

Literature

Biographical data

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

(Source: Flora Malesiana ser. 1, 8: Cyclopaedia of collectors, Supplement II)

Born: 1866, Haarlem, N.H., Holland. Died: 1917, Soerabaja, Java.

career:

Botanist who took his Ph.Dr’s degree in 1891 at Leiden; Chief of the Laboratory for Deli tobacco of the Botanic Gardens at Buitenzorg, 1894-1900; in 1900, besides, Chief of the division Botanical Laboratories; in 1905 appointed Inspector of Native Agriculture. Until 1905 he was stationed for some longer periods in Deli, Sumatra East Coast.

Collecting localities:

Collected under the name de Haan a Pseuderanthemum metallicum Hall.f. in Deli, Sumatra East Coast.¹

collections:

In Hort. Bog. [BO], with some Begonias from there.

literature:

(1) cf. Ann. Jard. Bot. Buit. 15, 1898, p. 27.

biographical data:

Portr. of J. van Breda de Haan in Ann. Jard. Bot. Buit. 45, 1935, pl. 2; Teysmannia 28, 1917, 1 p. in suppl. obit. announcement.