Commonly cultivated species for which superior eco-types are desired: |
Acer campestre and platanoides |
Carpinus betulus |
Cornus mas |
Euonymus eur¤paeus |
Fraxinus excelsior |
Ligustrum vulgare |
Tilia cordata |
Indicator species for calcareous soils (C) and poor drainage (D): |
Acer pseud¤platanus (C) |
Alnus glutinosa and incana (D) |
Corylus avellana (C) |
Cotinus coggygria (C) |
Cytisus podolicus (C) |
Euonymus verrucosus (D) |
Fraxinus excelsior (D) |
Genista tinctoria (C) |
Juniperus communis (C) |
Populus alba and nigra (D) |
Quercus pubescens (C) |
Salix (many species) (D) |
Ulmus laevis (D) |
Taxonomically diverse plant groups: |
Crataegus |
Cytisus and related genera |
Rosa |
Salix |
Thymus |