> [!cite] BHL link: this entry starts at [page 141](https://www.biodiversitylibrary.org/page/33355228) of TL-2 Vol. III
> Author links: [IPNI](https://www.ipni.org/a/5705-1) LSID 5705-1, [Wikidata](https://www.wikidata.org/wiki/Q1697959) QID Q1697959
> Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]]
### Author
Loesel, Johannes \[Loeselius\] (1607-1655), German botanist and physician; Dr. phil. Königsberg 1632; Dr. med. Leiden 1639, professor of medicine at Königsberg University 1639-1655.
**Abbreviated name**: *Loesel* \[standard form in IPNI: *Loesel*\]
#### Herbarium and types
Unknown. Manuscripts lost.
#### Bibliography and biography
AG 1: 314, Ainsworth p. 225, 310; Backer p. 334; Barnhart 2: 397; BM 3: 463; De Toni 1: lxxix; Dryander 3: 171; Frank 3(Anh.): 60; GR p. 106; Hegi 2: 393, 4(1): 174, 6(1): 25; Herder p. 185; Jackson p. 309; NI 122; Plesch p. 315; PR 5575-5576 (ed. 1: 6220-6222); Rehder 1: 372; Sotheby 473; Tucker 1: 438.
- Caspary, R., Lebensbeschr. ost.-westpreuss. Bot. 237-241. 1912 (bibl.).
- Krollmann, Chr., Altpreuss. Biogr. 1: 404. 1941 (n.v., fide NI).
- Lorek, C. G., Preuss. bot. 2-3. 1849.
- O., Dict. sci. med., Biogr. méd. 6: 94-95. 1824.
#### Eponymy
*Loeselia* Linnaeus (1753).
### Publications
##### n.4932. Plantas in Borussia sponte nascentes
**Title**
*Plantas in Borussia sponte nascentes* e manuscriptis parentis mei divulgo Johannes Loeselius, Johannis filius. (n.v.).
**Abbreviated title**: *Pl. Borussia*.
**Notes**
*Publ*.: 1654. – Published for his father by Joh. Loesel fil., born 21 Sep 1641. The text was later used for Gottsched's edition of the Flora prussica (see below).
##### n.4933. Flora prussica
**Title**
*Flora prussica*, sive plantae in regno Prussiae sponte nascentes. Quarum catalogum & nomina Johannes Loeselius... olim disseruit, nunc additis nitidissimis iconibus rariorum, partim ab aliis nondum delineatarum plerarumque Prussiae propriarum & inquilinarum plantarum, earumdemque accuratâ descriptione, nec non adjectis synonymiis veterum botanicorum, interspersisque observationibus historico-philogico-criticis & medicopracticis noviter efflorescentes, curante Johanne Gottsched,... Regiomonti \[Königsberg\] anno mdcciii. Sumptibus typographiae Georgianae. Qu.
**Abbreviated title**: *Fl. pruss.*
**Notes**
*Editor*: Johann Gottsched (1668-1704) who received the manuscript and plates from Loesel's estate through Dietrich Hessen, son-in-law of Loesel.
*Publ*.: 1703 (p. viii: 1 Oct 1703), front., p. \[i-xvi\], \[1\]-294, \[1-80, index\], *83 pl*. numbered *1-85*, but nos. 46/47 and 48/49 combined; uncol. *Copies*: MO, NY, U.
*Supplement*: 1726, see Andreas Helwing.