Eleocharis dulcis
Eupatorium purpureum
Heracleum sphondylium montanum
Hordeum distichon
Hordeum vulgare
Imperata cylindrica
Petasites frigidus
Petasites hyperboreus
Petasites palmatus
Petasites saggitatus
Petasites speciosa
Petasites vitifolius
Polygonum salicifolium
Portulaca oleracea
Portulaca oleracea sativa
Rhus chinensis
Tussilago farfara