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Acer
6
Alnus
6
Artemisia
6
Betula
6
Betula nana-type
Botryococcus
Carpinus
6
Charcoal
Chenopodiaceae
6
Corylus
6
Cyperaceae
6
Ericaceae
6
Filipendula
6
Fraxinus
6
Galium
6
Juniperus
Lycopodium annotinum
6
Melampyrum
6
Nymphaea
5
AGE
4
Achillea-type
4
Apiaceae
4
Brassicaceae
4
Calluna
4
Cannabaceae
4
Caryophyllaceae
4
Cirsium-type
4
EPD
4
Ephedra
4
Equisetum
4
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