> [!cite] BHL link: this entry starts at [page 98](https://www.biodiversitylibrary.org/page/33068340) of TL-2 Vol. II > Author links: [IPNI](https://www.ipni.org/a/3720-1) LSID 3720-1, [Wikidata](https://www.wikidata.org/wiki/Q116720) QID Q116720 > Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]] ### Author Hassler, Émile (1861-1937), Swiss botanical collector and physician who settled in Paraguay (1885-1937) with several prolonged stays in Europe; Dr. phil. h.c. Ascunsión 1930. **Abbreviated name**: *Hassl.* \[standard form in IPNI: *Hassl.*\] #### Herbarium and types Paraguay herbarium (35.000) at [[Collection G|G]]; second largest set of collections at [[Collection K|K]] (7075), other major sets at [[Collection B|B]] (no longer extant), [[Collection P|P]], [[Collection S|S]] and [[Collection W|W]]. Hassler issued various sets of exsiccatae, some collected by T. Rojas: - (1) *Plantae paraguarienses* (1898-1913, distributed in various series by year). - (2) *Plantae a custode herbarii mei T. Rojas in chaco septentrionali lectae*. - (3) *Florula Cordillerae villaricensis*. - (4) *Comision argentino-paraguaya de limites* (1906). - (5) *Plantae pilcomayenses a... Theodore Rojas lectae*. - (6) *Itinera in Paraguaria septentrionali* (T. Rojas leg.). *Ref*.: Verdoorn, F., Chron. bot. 4: 170. 1938. - Stafleu, F. A., Monogr. Vochysiac. 532. 1948. - Miège & Wuest, Saussurea 6: 133. 1975. #### Bibliography and biography Backer p. 652; Barnhart 2: 137; BJI 2: 70; BL 1: 234, 252, 253, 300; BM 2: 799, 6: 440; Bossert p. 167; Hortus 3: 1194 ("Hassl."); IH 2: 260; Kew 2: 602; Plesch p. 251; TL-2/303-304; Tucker 1: 325, 335; Urban-Berl. p. 354; Zander ed. 10, p. 668. - Hassler, E., Bibliografia del Dr. E. Hassler ofrecida a la Universidad nacional de Ascunción al entregársele et primer diploma de "doctor honoris causa" otorgado por la misma. Ascunción, 26de octubre de 1934. Buenos Aires (Casa Coni), 1934, 6 p. (*n.v.*), reprinted Darwiniana 3(1): 82-87. 1937. - Hochreutiner, B. P. G., Boissiera 3: \[11 p.\]. 1939 (portr., bibl.). - Molfino, J. F., Physis 5: 332-337. 1922 (bibl.); Anal. Soc. ci. Argentina 113(3): 138-140. 1932. - Vischer, Verh. naturf. ges. Basel 49: 197-199. 1938 (portr.). #### Handwriting Candollea 30: 389-390. 1975. #### Eponymy *Hasslerella* Chodat (1908); *Hassleropsis* Chodat (1904). ### Publications ##### n.2475. Plantae Hasslerianae **Title** Université de Genève – Institut de botanique. *Plantae Hasslerianae* soit énumeration des plantes recoltées au Paraguay par le dr. Émile Hassler, d'Aarau (Suisse) et déterminées par le prof. dr. R. Chodat avec l'aide de plusieurs collaborateurs... Genève (Imprimerie Romet,...) \[1898-1907\], 2 vols. Oct. **Abbreviated title**: *Pl. Hassl.* **Notes** *Main author of text*: Robert Hippolyte Chodat (1865-1934). *1*: 1902, p. \[1\]-8, \[1\]-203; *2*: 1907, p. \[i\], \[1\]-712, and index. *Copy*: NY. – Consolidated reprint with continuous pagination of a series of papers in Bulletin de l'Herbier Boissier as follows: |vol. |pages reprint |Bull. ser. |Herb. Boissier vol. |pages |daes| |--- |--- |--- |--- |--- |--- | |1 |1-42 |1 |6, App. 1 |1-42 |1 Apr 1898| | |43-88 | |7, App. 1 |43-88 |1 Mai 1899| | |89-136 |2 |1 |395-442 |31 Mar 1901| | |137-152 | |2 |297-312 |28 Feb 1902| | |153-174 | |2 |382-403 |27 Mar 1902| | |175-189 | |2 |733-747 |31 Jul 1902| | |190-203 | |2 |811-824 |31 Aug 1902| |2 |1-17 | |3 |50-66 |30 Nov 1902| | |18-34 | |3 |239-255 |28 Feb 1903| | |35-48 | |3 |342-355 |31 Mar 1903| | |49-83 | |3 |387-421 |30 Apr 1903| | |84-98 | |3 |538-552 |31 Mai 1903| | |99-128 | |3 |612-641 |30 Jun 1903| | |129-160 | |3 |701-732 |31 Jul 1903| | |161-192 | |3 |780-811 |31 Aug 1903| | |193-228 | |3 |906-941 |30 Sep 1903| | |229-261 | |3 |1007-1039 |31 Oct 1903| | |262-292 | |3 |1097-1127 |5 Dec 1903| | |293-324 | |4 |61-92 |31 Dec 1903| | |325-352 | |4 |169-196 |31 Jan 1904| | |353-388 | |4 |257-292 |29 Feb 1904| | |389-403 | |4 |475-489 |30 Apr 1904| | |404-419 | |4 |548-563 |31 Mai 1904| | |420-425 | |4 |688-693 |30Jun 1904| | |426-441 | |4 |824-839 |31 Jul 1904| | |442-472 | |4 |879-909 |31 Aug 1904| | |473-490 | |4 |1051-1068 |30 Sep 1904| | |491-508 | |4 |1155-1172 |31 Oct 1904| | |509-524 | |4 |1273-1288 |5 Dec 1904| | |525-550 | |5 |65-90 |30 Dec 1904| | |551-568 | |5 |228-305 |28 Feb 1905| | |569-594 | |5 |481-506 |30 Apr 1905| | |595-605 | |5 |603-613 |31 Mai 1905| | |606-634 | |5 |671-699 |30 Jun 1905| | |635-652 | |7 |279-296 |31 Mar 1907| | |653-680 | |7 |597-624 |29 Jun 1907| | |681-698 | |7 |665-682 |31 Jul 1907| | |699-712 | |7 |795-808 |30 Sep 1907| For Hassler's publications on Paraguay and Argentina see Darwiniana 3 (1): 82-87. 1937. ##### n.2476. florula pilcomayensis **Title** Contribuciones á la flora del Chaco argentino-paraguayo. Primera parte *florula pilcomayensis* por el Dr. Emilio Hassler. Buenos Aires ("La Semana médica", imp. de obras de E. Spinelli) 1909. Oct. **Abbreviated title**: *Fl. pilcomay.* **Notes** *Publ*.: 1909 (p. 8: 15 Mar 1908), p. \[1, cover\]-154, \[i\]-iii err. *Copy*: US. – Trabajos del Museo de Farmacologia de la Facultad de Ciencias médicas de Buenos Aires no. 21.