Ernst Häyrén
Ernst Fredrik Häyrén; Häyrén
* March 17, 1878 – November 20, 1957 †
botanist
Finnish botanist (1878-1957)
- 259 specimens identified from at least 5 countries
- 1,468 specimens collected from at least 9 countries
- 116 specimens used in 31 works
Progress
Identified From
- Finland 180
- Estonia 36
- Russian Federation 25
- Norway 12
- Sweden 2
Collected From
- Finland 1,225
- Estonia 61
- Sweden 53
- Norway 52
- Russian Federation 38
- Switzerland 5
- Romania 2
- United States 2
- Germany 1