Extracts from Alnus glutinosa (stem bark and leaves), Carpinus betulus (leaves and stem bark), Castanea sativa (stem bark), Ilex aquifolium (leaves), Larix decidua (leaves), Quercus petraea (stem bark) and Quercus robur (leaves) showed for the first time potent in vitro growth inhibitory activity (Frederich et al.
Although there was some insignificant difference in field observation and number of generations in species such as Carpinus betulus, Gleditschia caspica, Pterocarya fraxinifolia.
But developers Crest Nicholson, landlord Optima Housing Association and the council's parks and highways departments are all refusing to look after the trees, called carpinus betulus, and are passing the blame to each other.
The colonnade, incorporating a plaque commemorating 150 years of Savills will be flanked by Carpinus betulus (Hornbeam) hedging and further pleached Carpinus underplanted with Shuttlecock Ferns (Dryopteris wallichiana), that will frame the front of the garden.
Carpinus betulus (hornbean), Ilex aquifolium (holly) and Escallonia 'Langleyensis' make for very attractive hedges and where the latter two have either berries or flowers as does Forsythia x intermedia 'spectabilis', which increases the beauty and interest that hedging can provide.
The present-day vegetation around the basin consists of mixed deciduous woodland dominated by Quercus cerris and Carpinus betulus situated upon an acidic nonpodzol brown forest soil.