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Natural Resources Canada
Plant Hardiness of Canada
Species-specific Models and Maps
Hypericaceae
Hypericum
Hypericum ascyron
Canada's Plant Hardiness Site
Links
Hypericum ascyron
great St. Johnswort, giant St. Johnswort
Detailed description(s) of the plant's characteristics.
(sites may be external)
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Date modified:
2022-11-21
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Plant Hardiness of Canada
Plant Hardiness Zone Maps
Species-specific Models and Maps
ANUCLIM maps and models
Example climatic range map for red oak
Species that have observations
Species that have preliminary biomaps
Projected climate envelope shifts for 130 tree species
Details
MaxEnt maps and models
Example climatic range map for red oak
Details
Plants in my area
Acknowledgements
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