> [!cite] BHL link: this entry starts at [page 239](https://www.biodiversitylibrary.org/page/33212281) of TL-2 Vol. VI > Author links: [IPNI](https://www.ipni.org/a/10549-1) LSID 10549-1, [Wikidata](https://www.wikidata.org/wiki/Q13218601) QID Q13218601 > Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]] ### Author Theissen \[Theiszen\], Ferdinand (1877-1919), German clergyman and mycologist; Novit. S.J. 1897; stationed in São Leopoldo, Brazil 1902-1908; studied theology at Valkenburg and Innsbruck 1909-1912; ordained 1911; studied natural sciences in Innsbruck 1913-1914; teacher at the Feldkirch gymnasium Stella matutina 1914-1919; died in the Vorarlberg Alps while collecting lichens. **Abbreviated name**: *Theiss.* \[standard form in IPNI: *Theiss.*\] #### Herbarium and types [[Collection FH|FH]]. – Further material in [[Collection B|B]] (mainly destr.), W. *Exsiccatae*: (1) *Decades fungorum brasiliensium* cent. 1-4 (nos. 1-300, appendix nos. 1-15); 1910-1912 for full details see J. Stevenson (1971). – Sets: [[Collection B|B]] (mainly destr.), [[Collection BPI|BPI]], [[Collection FH|FH]], [[Collection HBG|HBG]], [[Collection K|K]], [[Collection LIL|LIL]], [[Collection S|S]], [[Collection RMS|SOLH]]. - (2) See J. Rick, (TL-2/4: 780) for Theissen's share in the *Fungi austro-americani*. #### Bibliography and biography AG 12(2): 185, 12(3): 202; Barnhart 3: 371 (b. 27 Jul 1877, d. 5 Sep 1919); BM 5: 2090; GR p. 49, cat. p. 72; Hawksworth p. 186; Hegi 6(2): 1262; Kelly p. 225-226; LS 39896-39910, suppl. 27611-27646; MW p. 495; Stevenson p. 1260; Urban-Berl. 283. #### Biofile - Anon., Hedwigia 62 (Beibl.): (83). 1920 (d., accident on bot. excursion nr Feldkirch); Index Amer. bot. lit. 1886-1966, 4: 338-339. 1969; Österr. bot. Z. 68: 292. 1919 (d. Heimspitze, in a mountain accident). - Doidge, E., Bothalia 5: 1022. 1950 (S. Afr. fungi). - Lloyd, C.G., Mycol. notes 1029-1030. 1921 (obit. not.). - Lowden, R.M., Taxon, Index pers. names vols. 1-30. 1985. - Murr, J., Neue Übers. Farn- Blütenpfl. Vorarlberg xxii. 1923. - Stevenson, J., Beih. Nova Hedwigia 36: 444-447. 1971 (details on Decades fungorum brasiliensium). - Sydow, H., Ann. mycol. 17: 134-139. 1919 (obit., bibl.). #### Eponymy *Theissenia* A. Maublanc (1914); *Theissenula* H. Sydow et P. Sydow (1914). ### Publications ##### n.14.042. Xylariaceae austro-brasilienses **Title** *Xylariaceae austro-brasilienses* von Ferdinand Theiszen S.J.... I. *Xylaria*... Wien (aus der kaiserlich-königlichen Hof- und Staatsdruckerei...) 1909. Qu. **Abbreviated title**: *Xylar. austro-bras.* **Notes** *1*: 1909 (read 29 Oct 1908; Nat. Nov. Aug(1) 1909), p. \[i-ii\], \[1\]-40, *pl. 1-11* with text. *Copy*: USDA. – Preprinted from Denkschr. math.-nat. Kl. kais. Akad. Wiss., Wien 83: 47-86, p. 1-11, id. 1927 \[sic!\]. (*Note*: Denkschriften vol. 83, with texts from 1909 came out only in 1927). *2*: 1909 (Nat. Nov. Mar(2) 1909), cover-t.p., p. \[141\]-167. *Copy*: NY. – Reprinted and to be cited from Ann. mycol. 7(2): \[141\]-168. 1909. Reprint t.p. "*Xylariaceae austro-brasilienses* zweiter Teil..." Berlin (R. Friedlaender & Sohn) 1909. Oct. ##### n.14.043. Marasmii austro-brasilienses **Title** *Marasmii austro-brasilienses*... Ex ephemeride lusitanica Brotéria... S. Fiel 1909. Oct. **Notes** *Publ*.: Jul 1909, cover-t.p., p. \[53\]-65, *pl. 1-6. Copy*: NY. – Reprinted and to be cited from Brotéria, Bot. 8(2): \[53\]-65, *pl. 1-6.* 1909. ##### n.14.044. Perisporiales riograndenses **Title** *Perisporiales riograndenses*... Ex ephemeride Brotéria... S. Fiel 1910. Oct. **Notes** *Publ*.: Apr 1910, cover-t.p., p. \[5\]-44. *Copies*: NY, Stevenson. Reprinted and to be cited from Brotéria, Bot. 9: \[5\]-44. 1910. *Note*: Theissen also published *Polyporaceae austro-brasilienses imprimis Rio Grandenses*, Wien 1911, p. \[1\]-38, *pl. 1-7* (no copy seen by us), a preprint from Denkschr. Akad. Wiss. Wien 83: \[213\]-250, *pl. 1-7.* 1927. The paper was read 15 Dec 1910. Volume 83 of the Denkschriften was published only in 1927, even though vol. 84 came out in 1911. ##### n.14.045. Fungi aliquot Bombayenses **Title** *Fungi aliquot Bombayenses* a Rev. Ed. Blatter collecti... Separat-Abdruck aus "Annales mycologici" (vol. ix, No. 2, 1911). Oct. **Notes** *Publ*.: 4 Mar 1911 (in journal), p. \[153\]-159. *Copy*: B. Reprinted and to be cited from Ann. mycol. 9(2): 153-159. 1911. ##### n.14.046. Polyporaceae austro-brasilienses **Title** *Polyporaceae austro-brasilienses* imprimis Rio Grandenses... Wien (aus der Kaiserlich-königlichen Hof- und Staatsdruckerei...) 1911. Qu. **Abbreviated title**: *Polyp. austro-bras.* **Notes** *Publ*.: 1911 (Mycologia 27 Jul 1911; Nat. Nov. Sep(2) 1911), p. \[i-ii\], \[1\]-38. *pl. 1-7* with text. *Copies*: Stevenson, USDA. – Preprinted from Denkschr. mat.-nat. Kl. kais. Akad. Wiss., Wien 83: 213-250. *pl. 1-7.* 1927 (see above, TL-2/14.044). ##### n.14.047. Hymenomycetes riograndenses **Title** *Hymenomycetes riograndenses*... Braga (Composiçao e impressào: Typ. a vapor de Augusto Costa & Mattos...) 1912. Oct. **Notes** *Publ*.: Apr 1912, cover-t.p., p. \[5\]-18, *pl. 1-4* with text. *Copy*: Stevenson. – Reprinted and to be cited from Brotéria, Bot. 10: \[5\]-28, *pl. 1-4*, id. 1912. ##### n.14.048. Die Gattung Asterina **Title** *Die Gattung Asterina* in systematischer Darstellung... Wien (Verlag der k.k. zool.-botan. Gesellschaft) 1913. Oct. **Abbreviated title**: *Asterina*. **Notes** *Publ*.: 10 Jul 1913, p. \[i-ii\], \[1\]-130, *pl. 1-8* with text. *Copies*: FH, NY. – Issued as Abh. k.k. zool.-bot. Ges. Wien 7(3), 1913. *Facsimile ed*.: 1968, Bibliotheca mycologica, Band 10, 3301 Lehre (Verlag von J. Cramer). Oct., facsimile preceded by new t.p. *Copies*: FAS, G. – ISBN 3-7682-0545-2. ##### n.14.049. Über einige Mikrothyriaceen **Title** *Über einige Mikrothyriaceen*... Berlin (R. Friedlaender & Sohn) 1913. Oct. **Notes** *Publ*.: 31 Dec 1913, cover-t.p., p. \[493\]-511, *pl. 21. Copy*: Stevenson. – Reprinted and to be cited from Ann. mycol. 11(6): \[493\]-511. 1913. ##### n.14.050. Die Dothideales **Title** *Die Dothideales*. Kritisch-systematische Originaluntersuchungen... Annales mycologici vol. xiii. No. 3/4. 1915. Oct. **Notes** *Co-author*: Hans Sydow (1879-1946). *Publ*.: Nov-Dec 1915 (p. 346: 30 Oct 1915; Nat. Nov. Dec 1915; Bot. Centralbl. 14 Mar 1916 rev.), p. \[149\]-746, *pl. 1-6. Copy*: FH. *Preliminary publ*.: *Dothideazeen-Studien*, Ann. mycol. 12: 176-194. 15 Mai 1914 and 12(3): \[268\]-281. 30 Jun 1914. *Nachträgliche Mitteilungen*: 28 Feb 1917, p. \[444\]-453. *Copy*: Stevenson. – Reprinted and to be cited from Ann. mycol. 14(6): 444-453. 1917. ##### n.14.051. Studien über Botryosphaeria **Title** *Studien über Botryosphaeria*... Separat-Abdruck aus "Annales mycologici"... Berlin (R. Friedländer & Sohn) 1916. Oct. **Notes** *Publ*.: 10 Oct 1916, cover-t.p., p. \[297\]-340. *Copy*: Stevenson. – Reprinted and to be cited from Ann. mycol. 14(5): \[297\]-340. 1916. ##### n.14.052. Beiträge zur Systematik der Ascomyzeten **Title** *Beiträge zur Systematik der Ascomyzeten*... Berlin (R. Friedlaender & Sohn) 1916. Oct. **Notes** *Publ*.: 28 Feb 1917, cover-t.p., p. \[401\]-439, *pl. I. Copy*: Stevenson. – Reprinted and to be cited from Ann. mycol. 14(6): \[401\]-439. 1917. ##### n.14.053. Die Gattung Parodieila **Title** *Die Gattung Parodieila*... Berlin (R. Friedlaender & Sohn) 1917. Oct. **Notes** *Co-author*: Hans Sydow (1879-1946). *Publ*.: 10 Jul 1917, cover-t.p., p. \[125\]-142. *Copy*: Stevenson. – Reprinted and to be cited from Ann. mycol. 15(1-2): \[125\]-142. 1917. ##### n.14.054. Über Tympanopsis **Title** *Über Tympanopsis* und einige andere Gattungstypen... Berlin (R. Friedlaender & Sohn) 1917. Oct. **Notes** *Publ*.: 10 Oct 1917, cover-t.p., p. \[269\]-277. *Copy*: Stevenson. – Reprinted an to be cited from Ann. mycol. 15(3-4): \[269\]-277. 1917. ##### n.14.055. Synoptische Tafeln **Title** *Synoptische Tafeln*... Berlin (R. Friedlaender & Sohn) 1918. Oct. **Notes** *Co-author*: Hans Sydow (1879-1946). *Publ*.: 30 Apr 1918, cover-t.p., p. \[389\]-491. *Copy*: Stevenson. – Reprinted and to be cited from Ann. mycol. 15(6): \[389\]-491. 1918. ##### n.14.056. Vorentwürfe zu den Pseudosphaeriales **Title** *Vorentwürfe zu den Pseudosphaeriales*... Berlin (R. Friedlaender & Sohn) 1918. Oct. **Notes** *Co-author*: Hans Sydow (1879-1946). *Publ*.: 31 Jul 1918, cover-t.p., p. \[1\]-34. *Copy*: Stevenson. Reprinted and to be cited from Ann. mycol. 16(1-2): \[1\]-24. 1918. ##### n.14.057. Neue Original-Untersuchungen von Ascomyceten **Title** *Neue Original-Untersuchungen von Ascomyceten*... \[Separat-Abdruck aus den Verhandlungen der k.k zoologisch-botanischen Gesellschaft in Wien (Jahrgang 1919)\]. Oct. **Notes** *Publ*.: 25 Apr 1919, cover, p. \[1\]-24 *Copy*: Stevenson. – Reprinted and to be cited from Verh. zool.-bot. Ges. Wien 69: \[1\]-24. 1919.