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Frequency of Polyploid Species in Different Geographical Latitudes of Eurasia and the Arctic

(according to LÖVE and LÖVE, 1957; HANELT, 1966; compiled by V. GRANT, 1971)

country
geographic latitude (N)
percentage of polyploid species (%)
Sicily
36-38
37
Romania
44-47
46,8
Czechoslovakia (Pardubice)
50
52,3
Central Europe
46-55
50,2
Schleswig-Holstein
54-55
54,5
Denmark
54-58
53,5
England
50-61
52,8
South-West Greenland
60-62
74
Faroe Islands
62
71
Island
63-66
71,2
Sweden
55-69
56,9
Finland
60-70
57,3
Norway
58-71
57,6
Nort-West Alaska
68
59,3
Devon Island
75
76
Spitsbergen
77-81
74
Franz-Joseph County
80-82
75
Peary County
82-84
85,9
    

© Peter v. Sengbusch - b-online@botanik.uni-hamburg.de