- 1,971 specimens collected from at least 17 countries
- 81 specimens identified from at least 4 countries
- 923 specimens used in 62 works
Progress
Collected From
Identified From
- France 71
- Switzerland 5
- Vietnam 3
- Austria 1
Dates Collected
- 1820 – 1825 1
- 1830 – 1835 1
- 1835 – 1840 1
- 1840 – 1845 1
- 1845 – 1850 3
- 1850 – 1855 1
- 1855 – 1860 2
- 1860 – 1865 4
- 1865 – 1870 5
- 1870 – 1875 4
- 1875 – 1880 17
- 1880 – 1885 79
- 1885 – 1890 198
- 1890 – 1895 384
- 1895 – 1900 366
- 1900 – 1905 237
- 1905 – 1910 224
- 1910 – 1915 199
- 1915 – 1920 19
- 1920 – 1925 2
- 1925 – 1930 36
- 1930 – 1935 31
- 1935 – 1940 26
- 1940 – 1945 1
- 1970 – 1975 1