Schaer.; Ludwig Schaerer
* July 06, 1785 – February 03, 1853 †
botanist, theologian
Swiss botanist (1785-1853)
https://www.wikidata.org/wiki/Q6096135
https://en.wikipedia.org/wiki/Ludwig_Schaerer [View]
Switzerland
* October 26, 1797 – February 05, 1867 †
Germany; Switzerland
Collected Verrucariaceae and identified Parmeliaceae