> [!cite] BHL link: this entry starts at [page 236](https://www.biodiversitylibrary.org/page/33212278) of TL-2 Vol. VI > Author links: [IPNI](https://www.ipni.org/a/27645-1) LSID 27645-1, [Wikidata](https://www.wikidata.org/wiki/Q4453715) QID Q4453715 > Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]] ### Author Thedenius, Knut Fredrik (1814-1894), Swedish botanist, entomologist, pharmacist and teacher; pharmacist's examination Stockholm 1840; pharmacist ib. 1843-1858, teacher for natural sciences at Stockholm's Gymnasium from 1844 (temporary), 1852 (regular) and as "lektor" 1859-1886; from 1880-1888 lecturer at a state high school in Stockholm. **Abbreviated name**: *Thed.* \[standard form in IPNI: *Thed.*\] #### Herbarium and types [[Collection UPS|UPS]] (general and Swedish herb.), [[Collection S|S]] (Södermanland and Uppland herb; through C.G.H. Thedenius). – Other material at [[Collection C|C]], [[Collection DPU|DPU]], [[Collection E|E]], [[Collection F|F]], [[Collection GB|GB]], [[Collection H|H]], [[Collection KIEL|KIEL]], [[Collection L|L]], [[Collection LD|LD]], [[Collection M|M]], [[Collection MW|MW]], [[Collection TO|TO]], [[Collection WRSL|WRSL]]. *Exsiccatae*: *Musci Sveciae exsiccati* fasc. 5-6 (nos. 101-150), for details see S.J. Lindgren, TL-2/3: 48. Sets at [[Collection B|B]] (destr.), [[Collection LD|LD]], [[Collection S|S]], [[Collection WRSL|WRSL]]. – *Letters* (30) in S.O. Lindberg's correspondence in [[Collection H|H]]-UB; other letters at [[Collection G|G]]. #### Bibliography and biography Barnhart 3: 370 (b. 12 Nov 1814, d. 4 Mar 1894); BL 2: 524, 545, 547, 723; BM 5: 2088-2089, 8: 1297; Bossert p. 398; Frank 3 (Anh.): 102; GR p. 502; Herder p. 19, 165; Jackson p. 339; KR p. 700-702 (main bibl.); Langman p. 733; LS 26489-26490; Morren ed. 2, p. 31, ed. 10, p. 103; PR 162, 9176-9182, ed. 1: 10146-10147, 11812; Rehder 5: 842; SBC p. 133; SO 853; TL-1/947, see Sillén, O.L.; TL-2/see S.J. Lindgren; Urban-Berl. p. 315. #### Biofile - Anon, Bot. Centralbl. 58: 32. 1894 (d.); Bot. Jahrb. 18 (Beibl. 45): 39. 1894 (d.); Bot. Not. 1842(5): 95, 175 (bot. trip to Norway), 1886: 150 (retirement), 1894: 134 (part of herb. to S. through C.G.H. Thedenius); Generalregister Bot. Not. 1839-1938: 76. 1939; Österr. bot. Z. 44: 200. 1894 (d.). - Högrell, B., Bot. Hist. 1: 270-271. 1886 (biogr. notes, bibl.). - Levertin, A. et al., eds., Sv. Apotekarhistoria 1: 101-106. 1910-1918. - Lindman, S., *in* Sv. män kvinn. 7: 496-497. 1954 (biogr., portr.). - Lundquist, Å., Sv. bot. Tidskr. 75: 303-312. 1981 (portr., on Swed. local floras). - Sandahl, O.Th., Entom. Tidskr. 15: 191-199. 1894. - Sayre, G., Bryologist 80: 519. 1977 (bryol. coll.). - Scheutz, N.J.W., Bot. Not. 1863: 72. - Thedenius, K.F., *in* Bruzelius, A.J., ed., Sv. Apotekare-Historia ser. 2. 549-553. 1878 (autobiogr.). - Weimarck, G., Bot. Not. 133: 417-418. 1980 (ed. Bot. Not. 1852-1856). - Wittrock, V.B., Acta Horti Berg. 3(2): 73. 1903, 3(3): 55, *pl. 102.* 1905 (portr.). #### Composite works - (1) Editor, *Botaniska Notiser* 1852-1856 ("Nya Botaniska Notiser") (also 1850(5-6; 7 p.p. with C.F. Nyman) and 1851 (10-12)). - (2) For *Svensk skol-botanik* 1852, a text based in part on a text by N.J. Andersson, see KR p. 700-701, no. 4. #### Note Thedenius' nephew, Carl Gustav Hugo Thedenius (1843-1929), pharmacist at Göteborg, was also botanically active (see KR p. 699-700). His collections are at GB with duplicates in E, F and PH; travelled in Scandinavia 1836, 1840, 1842, 1865, 1867. #### Eponymy *Thedenia* Schimper (1852). *Note*: *Thedenia* E.M. Fries (1842) may also honor this author but no derivation was given. ### Publications ##### n.14.031. Bidrag till kännedomen om Najas marina **Title** *Bidrag till kännedomen om Najas marina* L.... \[Stockholm (Tryckt hos P.A. Norstedt & Söner,...) 1838\]. Oct. **Notes** *Publ*.: 1838 (Flora 21 Oct 1838; Bot. Not. 1 Mai 1839), p. \[1\]-13, *pl. 8. Copies*: G, H, LD, Peterson. – Reprinted and to be cited from Sv. Vet.-Akad. Handl. 1837: 241-253. *pl. 8.* 1838. *German version*: 28 Mai 1840, *in* Flora 23(1): 305-320, *pl. 3.* 1840 (transl. O. Dotzauer). *Ref*.: Wikström, J.E., Års.-ber. bot. arbet. 1837: 473-476. 1838. ##### n.14.032. Anmärkningar om Herjedalens vegetation **Title** *Anmärkningar om Herjedalens vegetation*;... Stockholm (Tryckt hos P.A. Norstedt & Söner,...) 1839. Oct. (in fours). **Notes** *Publ*.: 1839, p. \[i\], \[1\]-53, *pl. 1* (uncol.). *Copies*: G, H, LD, NY. – Reprinted and to be cited from Sv. Vet.-Akad., Handl. 1838: 24-76, *pl. I.* 1839. *Ref*.: Wikström, J.E., Års.-ber. bot. arbet. 1838: 440-455. 1842. ##### n.14.032a. Observationes de enervibus Scandinaviae speciebus generis Andreaeae **Title** *Observationes de enervibus Scandinaviae speciebus generis Andreaeae*... Holmiae (Excudebat Joh. Beckman) 1849. Oct. **Notes** *Publ*.: Mai 1849, p. \[1\]-10, \[1-2, expl. pl.\], *2 pl*. (uncol. liths., auth.). *Copies*: B-S, G, H, HH, MO, NY. – Reprinted and to be cited from Bot. Not. 1849: 73-80. Mai 1849, \[1-2 expl. fig.\], *2 pl*. Jul-Aug 1849. *Reprint*: 28 Aug 1850, *in* Flora 33: 502-509. 1850. *Ref*.: K.M., Bot. Zeit. 8: 926-927. 27 Dec 1850 (rev.). ##### n.14.032b. Stockholmstraktens Phanerogamer **Title** *Stockholmstraktens Phanerogamer* och Ormbunkar, med växtställen for de Sällsyntare,... Stockholm (tryckt hos Joh. Beckman) 1850. Oct. **Notes** *Publ*.: Apr, Mai 1850 (in journal), p. \[1\]-64. *Copies*: Almborn, B-S, G, H, NY(2), USDA. – Reprinted and to be cited from Bot. Not. 1850: 57-80, Apr; 89-125. Mai 1850. – The reprint has an index on p. 62-64. *Bihang*: 1851, see below, *Bihang*. *Supplement*: 1856, see below, Tillägg. *Ref*.: Schlechtendal, D.F.L. von, Bot. Zeit. 12: 661-662. 15 Sep 1854. ##### n.14.033. Bihang **Title** *Bihang* till K.Fr. Thedenii *förteckning öfver Stockholmstraktens Phanerogamer* och Ormbunkar, innefattande några kännetecken for nämnda trakts allmännaste, såväl vilda, som odlade, växter. \[Stockholm 1851\]. Oct. **Abbreviated title**: *Bih. förteckn. Stockholmstr. Phan.* **Notes** *Publ*.: 1851 (fide Thed. autobiogr. (1881) p. 552; id. Krok p. 700 no. 3(c)), p. \[1\]-56. *Copies*: Almborn, C, H, Peterson. ##### n.14.034. Bidrag till kännedomen om Stockholmstraktens Laf-Vegetation **Title** *Bidrag till kännedomen om Stockholmstraktens Laf-Vegetation*... Stockholm (tryckt hos Joh. Beckman) 1852. Oct. **Notes** *Publ*.: Nov-Dec 1852 (in journal), p. \[161\]-180, *1 pl*. (uncol.). *Copies*: Almborn, BR, G, H, NY. – Reprinted and to be cited from Bot. Not. 1852 (11-12): 161-180, *1 pl*. Contains on p. 175-180: W. Nylander, *Observationes aliquot ad Synopsin Lichenum Holmiensium*. – See also W. Nylander, *Observationes adhuc nonnullae ad Synopsin Lichenum Holmiensium*, Stockholm 1853 (Bot. Not. 1853 (Bot. Not. 1853: 92-99), see TL-2/6938. *Reprint* of texts on new taxa: Flora 38: 217-221. 14 Apr 1855 (by A. v. Krempelhuber). ##### n.14.034a. Europas lafarter **Title** *Europas lafarter*, ordnade efter D:r W. Nylanders lafsystem, Stockholm 1855. Oct. **Notes** *Publ*.: Sep-Oct 1855 (in journal), p. \[129\]-154. *Copy*: Almborn. – Reprinted and to be cited from Bot. Not. 1855 (9-10): \[129\]-180. ##### n.14.035. Tillägg till förteckningen öfver Stockholms- Traktens phanerogamer **Title** *Tillägg till förteckningen öfver Stockholms- Traktens phanerogamer* och ormbunkar... Stockholm (tryckt hos Joh. Beckman) 1857. Oct. **Notes** *Publ*.: 1857 (t.p. reprint so dated; journal issue for Nov-Dec 1856, but issue publ. 1857 fide p. 192), p. \[1\]-16. *Copies*: KVA, LD. – Reprinted and to be cited from Bot. Not. 1856: 165-178. 1857. ##### n.14.036. Botaniska exkursioner i Stockholmstrakten **Title** *Botaniska exkursioner i Stockholmstrakten*,... Stockholm (Tryckt hos A.L. Norman) 1859. Oct. **Notes** *Publ*.: 1859, p. \[i\], \[1\]-135. *Copies*: Almborn, C, GB, H, HH, KVA, LD, NY. *Thesis issue*: 1-11 Mai 1859, p. \[i-ii\], \[1\]-135. *Copy*: Peterson. – Botaniska exkursioner i Stockholmstrakten; Afhandling, som med Stockholms stads högv. consistorii samtycke för lektorat i naturvetenskap till offentlig granskning framställes af K.Fr. Thedenius, ... i Gymnasii stora sal den 11 Maj 1859 p.v.t.f.m. Stockholm (tryckt hos A.L. Norman) 1859. Oct. ##### n.14.037. Bihang till **Title** *Bihang till* "*Botaniska Exkursioner i Stockholms-trakten* af K.Fr. Thedenius", innefattande nigra kännetecken för nämnda trakts allmännaste, såväl vilda, som odlade, växter, äfvensom for de i "Svensk Skol-Botanik" upptagna... \[Stockholm (tryckt hos A.L. Norman) 1859\]. Oct. **Notes** *Publ*.: 1859, p. \[1\]-80. *Copies*: H, KVA, LD. – Krok 6(b). ##### n.14.038. Bihang till Skol-herbariet **Title** *Bihang till Skol-herbariet*, innefattande några kännetecken for Uplands och Södermanlands allmännaste eller i öfrigt mest utmärkta växter, såväl vilda som odlade, äfvensom för de i "Svensk Skol-Botanik" upptagna, till Skolynglingars tjenst utgifvet... Tredje upplagan. Stockholm (Alb. Bonniers Boktryckeri) 1868. Oct. **Abbreviated title**: *Bih. Skol-herb.* **Notes** *Publ*.: 1868, p. \[1\]-109, \[110, err.\]. *Copies*: H, NY. – For eds. 1 and 2 see *Bihang* 1851 and 1859, above. ##### n.14.039. Flora öfver Uplands och Södermanlands fanerogamer **Title** *Flora öfver Uplands och Södermanlands fanerogamer* och bräkenartade växter... Stockholm (Författarens Förlag A. Bonniers boktryckeri) \[1871\]. Oct. **Abbreviated title**: *Fl. Upl. Sodermanl. fan.* **Notes** *Publ*.: Jun-Jul 1871 (p. \[iv\]: 31 Mai 1871; Bot. Zeit. 25 Aug 1871 ("neu"); Flora 18 Aug 1871 (id.); Bot. Not. rev. 15 Dec 1871), p. \[i-iv\], \[1\]-524. *Copies*: HH, LD, NY, USDA. See BL 2: 545 for follow-up. KR mentions the reprinting of a 1 p. text on the sexual system at Stockholm 1872 for use at schools.