> [!cite] BHL link: this entry starts at [page 389](https://www.biodiversitylibrary.org/page/33068631) of TL-2 Vol. II
> Author links: [IPNI](https://www.ipni.org/a/4319-1) LSID 4319-1, [Wikidata](https://www.wikidata.org/wiki/Q67873) QID Q67873
> Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]]
### Author
Isert, Paul Erdmann (1756-1789), German explorer and colonial administrator in the Danish possessions in Guinea (1783-1786) and the West Indies (1786-1787).
**Abbreviated name**: *Isert* \[standard form in IPNI: *Isert*\]
#### Herbarium and types
[[Collection C|C]] (microfiche Isert & Thonning herb. IDC 2203); duplicates at [[Collection B|B]]-Willd., [[Collection G|G]], [[Collection GH|GH]], [[Collection M|M]], [[Collection S|S]]. The [[Collection LZ|LZ]] set is no longer extant.
*Ref*.: Urban, I., Symb. ant. 1: 84. 1896; 3: 68. 1902.
- Junghans, Bot. Tidsskr. 57: 310-355. 1961, 58: 82-122. 1962 (enum. material at C).
- Hepper, F. N. and F. Neate, Pl. coll. W. Afr. 41. 1971.
- Hepper, F. N., The West African herbaria of Isert & Thonning Kew 1976, 227 p. (full review of collections as on IDC microfiche).
#### Bibliography and biography
Barnhart 2: 233; BM 2: 911; Dryander 1: 164, 2: 122, 3: 290; GR p. 22, cat. p. 65; IH 2: 302; Kew 3: 122; Langman p. 388; Lasègue p. 339, 345, 443, 504; PR (alph.) (ed. 1: 4962); Rehder 3: 266; Ùrban-Berl. p. 361, 414.
- Christensen, C, Danske bot. Hist. 1: 117. 1924, 2: 105. 1924.
- Eriksson, G., Bot. hist. Sverige 262. 1969.
- Isert, P. E., Index plantarum quas in regionibus Guineae... collegit P. E. Isert (mss. at C, see Warming 1880 and Kiaerskou 1900).
- Kiaerskou, Bot. Tidsskr. 23: 41. 1900.
- Rydberg, P. A., Augustana Coll. Libr. Publ. 5: 20. 1907.
- Vallot, Bull. Soc. bot. France 29: 181-182. 1882.
- Warming, E., Bot. Tidsskr. 12: 79. 1880.
#### Handwriting
Hepper, F. N., The West African herbaria of Isert and Thonning, Kew, 1976, *pl. 2.*; see also Bot. Tidsskr. 57: 312. 1961.
#### Eponymy
*Isertia* Schreber (1789).
### Publications
##### n.3195. Reise nach Guinea
**Title**
Paul Erdmann Isert's,... *Reise nach Guinea* und den Caribäischen Inseln in Columbien, in Briefen an seine Freunde beschrieben... Kopenhagen (Gedruckt bey J. F. Morthorst,...) 1788. Oct.
**Abbreviated title**: *Reise Guinea*.
**Notes**
*Publ*.: 1788 (p. viii: Dec 1787), p. \[i-xvi\], \[1\]-376, \[i\]-lxx, \[1-6, ind.\], \[1, note, 1, err.\], *1 pl*. (uncol. copp.). *Copy*: MICH.
*Dutch translation*: Dordrecht 1790 (n.v.).