> [!cite] BHL link: this entry starts at [page 214](https://www.biodiversitylibrary.org/page/33259260) of TL-2 Suppl. V
> Author links: [IPNI](https://www.ipni.org/a/17948-1) LSID 17948-1, [Wikidata](https://www.wikidata.org/wiki/Q36572024) QID Q36572024
> Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]]
### Author
Derx, Henry George (1898-1953), Dutch microbiologist at Amsterdam, sometime head of the Treub Laboratory of Kebun Raya, Indonesia, Bogor, died 15 Aug 1953 at Amsterdam.
**Abbreviated name**: *Derx* \[standard form in IPNI: *Derx*\]
#### Herbarium and types
Unknown.
#### Bibliography and biography
LS suppl. 6341-6343.
#### Biofile
- Anon., Malayan Forest Rec. 13: 18-19. 1959.
- Baas Becking, L.C.M., Ann. Bogor. 1: 159-166. 1954 (portr., bibl.).
- Steenis, C.G.G.J. van, Fl. males. Bull. 11: 400. 1955.
#### Eponymy
*Beijerinckia derxii* Tchan (1957, Bact.).
### Publications
##### n.29.819. hétérothallie
**Title**
L'*hétérothallie* dans le genre *Penicillium* (Note préliminaire)... Paris (Au Siège de la Société \[mycologique de France...\]) 1925. Oct.
**Notes**
*Publ*.: 15 Dec 1925 (in journal), cover-t.p., p. \[375\]-381. \[382, printer's mark\]. *Copies*: L(2). – Reprinted and to be cited from Bull. Soc. mycol. France 41(3): 375-381. 1925.
##### n.29.820. Sporobolomycètes
**Title**
Étude sur les *Sporobolomycètes*... Berlin (Verlag von R. Friedlaender & Sohn) 1930. Oct.
**Notes**
*Publ*.: 20 Mai 1930 (in journal, p. 22 mss. signed 7 Jan 1930, Nat. Nov. Jul 1930), cover-t.p., p. \[1\]-23, *pl. 1* (uncol. draw.). *Copies*: B, L, U. – Reprinted and to be cited from Ann. mycol.: 28(1/2): 1-23, *pl. 1.* 1930.
##### n.29.821. beteekenis
**Title**
De *beteekenis* van het *orchidologische werk* van Dr. J.J. *Smith* voor den Nederlandschen Kweeker... \[Blumea Suppl. I... 1937\]. Oct.
**Notes**
*Publ*.: 29 Jun 1937 (date of "jubilee" of Smith), p. \[12\]-19. *Copy*: L. – Reprinted and to be cited from Blumea Suppl. 1: 12-19. 1937.