> [!cite] BHL link: this entry starts at [page 584](https://www.biodiversitylibrary.org/page/33212626) of TL-2 Vol. VI
> Author links: [IPNI](https://www.ipni.org/a/10974-1) LSID 10974-1, [Wikidata](https://www.wikidata.org/wiki/Q21611230) QID Q21611230
> Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]]
### Author
Ullgren, Olof Matthias (1785-1819), Swedish botanist, historian and librarian; Dr. phil. Uppsala 1806, lecturer in Swedish history and employee at Uppsala University Library.
**Abbreviated name**: *Ullgren* \[standard form in IPNI: *Ullgren*\]
#### Herbarium and types
Unknown.
#### Bibliography and biography
Barnhart 3: 414; BM 5: 2162; KR p. 730 (b. 30 Aug 1785, d. 31 Mai 1819); PR 9597, ed. 1: 10571; Rehder 3: 236; Tucker 1: 706.
### Publications
##### n.15.540. De plantis tinctoriis suecanis
**Title**
*De plantis tinctoriis suecanis* dissertatio. Cujus partem primam venia ampl. Fac. phil. Upsal. publice censurae subjiciunt Olaus Matth. Ullgren... atque Carolus Hallberg... in audit. Gustaviano die x junii mdcccxv h.a.m.s. Excudebant Regiae Academiae Upsaliensis Typographi \[Uppsala 1815\]. Qu.
**Abbreviated title**: *Pl. tinct. suec.*
**Notes**
*1*: 10 Jun 1815, p. \[i-iii\], \[1\]-8.
*2*: 10 Jun 1815, p. \[i-iv\], 9-14. – "... Ullgren... atque Fredericus Segerstedt...".
*Copies*: HH, LD.