Constantin Andreas von Regel

{{Short description|Russian and Lithuanian horticulturalist and botanist}}

{{Infobox person

|name = Constantin Andreas von Regel

|image = Konstantinas Regelis.jpg

|image_size = 200px

|caption =

|birth_date = {{birth date|df=y|1890|8|10}}

|birth_place = Saint Petersburg, Russia

|death_date = {{death date and age|df=y|1970|5|22|1890|8|10}}

|death_place = Zürich, Switzerland

|occupation = Botanist, Director of the Kaunas Botanical Garden.

}}

Constantin Andreas von Regel ({{langx|lt|Konstantinas Regelis}}; 10 August 1890, in Saint Petersburg – 22 May 1970, in Zürich) was a German-Lithuanian horticulturalist and botanist. He was a grandson of Eduard August von Regel.

In 1922 he was named head of the department of botany at the Kaunas University. During the following year he became director of the newly established botanical garden at Kaunas. He was the author of approximately 150 scientific books and articles, including significant works in the fields of geobotany and phytogeography.[http://atminimas.kvb.lt/asmenvardis.php?asm=REGELIS%20KONSTANTINAS Kauno apskrities viešoji biblioteka] {{Webarchive|url=https://web.archive.org/web/20140315080948/http://atminimas.kvb.lt/asmenvardis.php?asm=REGELIS%20KONSTANTINAS |date=2014-03-15 }} biographical information Von Regel edited three exsiccata works, namely Flora exsiccata Lituana. Spermatophyta, Flora exsiccata Lituana. Spermatophyta et Pteridophyta and Flora exsiccata Iraqiensis.Triebel, D. & Scholz, P. 2001–2025 IndExs – Index of Exsiccatae. – Botanische Staatssammlung München: http://indexs.botanischestaatssammlung.de. – München, Germany.{{cite web |title=Flora exsiccata Lituana. Spermatophyta: IndExs ExsiccataID=110508928 |website=IndExs – Index of Exsiccatae |publisher=Botanische Staatssammlung München |url=https://www.botanischestaatssammlung.de/DatabaseClients/IndExs/Exsiccatae_IndExs_Details.jsp?ExsiccataID=110508928 |access-date=9 March 2025}}{{cite web |title=Flora exsiccata Lituana. Spermatophyta et Pteridophyta: IndExs ExsiccataID=358113664 |website=IndExs – Index of Exsiccatae |publisher=Botanische Staatssammlung München |url=https://www.botanischestaatssammlung.de/DatabaseClients/IndExs/Exsiccatae_IndExs_Details.jsp?ExsiccataID=358113664 |access-date=9 March 2025}}{{cite web |title=Flora exsiccata Iraqiensis: IndExs ExsiccataID=1665458559 |website=IndExs – Index of Exsiccatae |publisher=Botanische Staatssammlung München |url=https://www.botanischestaatssammlung.de/DatabaseClients/IndExs/Exsiccatae_IndExs_Details.jsp?ExsiccataID=1665458559 |access-date=9 March 2025}}