text: calluna vulgaris, pteridium aquilinum, frangula alnus, ulex minor, avenella flexuosa, betula pendula, carex pilulifera, castanea sativa, cytisus scoparius, festuca ovina, holcus mollis, hypnum cupressiforme, melampyrum pratense, potentilla erecta, pseudoscleropodium purum, quercus robur, teucrium scorodonia