> [!cite] BHL link: this entry starts at [page 491](https://www.biodiversitylibrary.org/page/33333630) of TL-2 Vol. V
> Author links: [IPNI](https://www.ipni.org/a/9438-1) LSID 9438-1, [Wikidata](https://www.wikidata.org/wiki/Q606100) QID Q606100
> Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]]
### Author
Seidenfaden, Gunnar (1908-x), Danish explorer, politician, diplomat and botanist; travelled in the Arctic 1928-1934, to Spitsbergen 1938 ; economic counsellor at the Danish embassy at Washington 1940-1945, ambassador in S.E. Asia 1955-1959, in Moscow 1959-1961; stationed in Denmark from 1961; specialist on Thailand Orchidaceae.
**Abbreviated name**: *Seidenf.* \[standard form in IPNI: *Seidenf.*\]
#### Herbarium and types
[[Collection C|C]]; other material at [[Collection NY|NY]] (1300), [[Collection S|S]].
#### Bibliography and biography
Barnhart 3: 257; BJI 2: 163; BL 1: 157, 318; BM 8: 1175.
#### Biofile
- Anon., Brit. Mus. gen. cat. print. books 218: 498. 1964; J. New York Bot. Gard. 37: 51. 1936 (Arctic coll. acquired by NY); Kraks blå bog 1973, p. 1235, 1983, p. 1032 (q.v. for further details on career; b. 24 Feb 1908).
- Christensen, C., Danske bot. Litt. 1912-1939, 1940, p. 266 (bibl., portr.).
- Fox Maule, A., Bot. Tidsskr. 69: 179, 180, 181, 200. 1974.
- Hansen, A., Dansk bot. Arkiv 21(1): 49. 1963 (curr. vitae, portr.).
- Jørgensen, C.A. et al., Biol. Skr. Dan. Vid. Selsk. 9(4): 6, 169. 1958.
- Seidenfaden, G., \[Autobiography in\] Festskrift Københavns Univ. Nov 1969, p. 253-255.
- Verdoorn, F., ed., Chron. bot. 3: 310. 1937, 5: 124. 1939.
#### Eponymy
*Seidenfadenia* Garay (1972).
#### Note
For Seidenfaden's major series of publications on Orchids see *The Orchids of Thailand*, a preliminary list, with T. Smitinand, 1: 1-98, *2 pl*. 1954, 2(1): 99-184b, *3 pl*. 1959, 2(2): 185-326a, *8 pl*. 1960, 3: 327-516a, *8 pl*. 1961, 4(1): 517-647b, *8 pl*. 1963, 4(2): 648-870. 1965 (Bangkok), and: *Orchid genera in Thailand* 1-11, 1975-1983 see Dansk bot. Ark. 29(2-4). 1975, 31(1). 1976, 31(3). 1977, 32(2). 1978, 33(1). 1978, 33(3). 1979... Nordic J. Bot. 2(3). 1982; Opera bot. 72, 1983. 1983. – These and other post-1950 Orchid publications by S. are listed e.g. by A. Hansen, in his compilations of the Danish botanical literature 1960-1979 (in Bot. Tidsskr.), and in Taxon.
### Publications
##### n.11.636. On Eriophorum callitrix
**Title**
*On Eriophorum callitrix* Cham. in Greenland... København (C.A. Reitzels Forlag ...) 1933. Oct.
**Abbreviated title**: *Eriophorum callitrix*.
**Notes**
*Co-author*. Thorvald Julius Sørensen (1902-1973).
*Publ*.: 1933 (p. 24: 5 Apr 1933), cover, p. \[1\]-27, *pl. 1-4* with text. *Copy*: H (inf. P. Isoviita). – Meddelelser om Grønland 101(1), 1933. – Treaarsexpeditionen til Christian den X's Land 1931-1934.
##### n.11.637. The vascular plants of South-East Greenland
**Title**
*The vascular plants of South-East Greenland* 60°04' to 64°30' N. lat.... København (C.A. Reitzels Forlag...) 1933. Oct.
**Abbreviated title**: *Vasc. pl. S.E. Greenland*.
**Notes**
*Publ*.: 1933 (p. 8: Mar 1933; PH rd 24 Aug 1933), p. \[1\]-129, map. *Copies*: H, PH. – Meddelelser om Grønland 106(3), 1933. \_ Den 7de Thule-Ekspedition til Sydøstgrønland 1932. – Contains on p. 112-120 S.O.F. Omang, *Contributions to the Hieracium* flora of Greenland.
##### n.11.638. The vascular plants of Northeast Greenland
**Title**
*The vascular plants of Northeast Greenland* from 74°30' to 79°00' N. lat. and a summary of all species found in East Greenland... København (C.A. Reitzels Forlag ...) 1937. Oct.
**Abbreviated title**: *Vasc. pl. N.E. Greenland*.
**Notes**
*Co-author*: Thorvald Julius Sørensen (1902-1973).
*Publ*.: 17-31 Dec 1937 (p. 215: 16 Dec 1937; PH rd 24 Feb 1938), p. \[1\]-215, \[216\], *pl. 1-4* with text. *Copies*: B, G, HH, LC, NY, PH. – Meddelelser om Grønland 101(4), 1937. Treaarsexpeditionen til Christian den X's land 1931-1934.
##### n.11.639. The phytoplankton of the waters West of Greenland
**Title**
The Gothaab Expedition 1928... *The phytoplankton of the waters West of Greenland* ... København (C.A. Reitzels Forlag...) 1938. Oct.
**Abbreviated title**: *Phytoplankt. W. of Greenland*.
**Notes**
*Senior author*: Julius Grøntved (1899-1967).
*Publ*.: 1938 (p. 380: 8 Oct 1938), p. \[1\]-380, 2 maps. *Copies*: G, PH. – Meddelelser om Grønland 82(5), 1938.