Collecting localities


Biographical data


Haan, de


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



Probably identical with Jacob van Breda de Haan (1866, Haarlem, N.H., Holland; 1917, Soerabaja, Java), botanist who took his Ph.Drís 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 Pseuderanthemum metallicum Hall.f. in Deli, Sumatra East Coast;1 in Hort. Bog., with some Begonias from there.



(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.