Dense formations of large shrubs including sea-buckthorn, privet, elder, willow, gorse or broom, often festooned with creepers such as honeysuckle or white bryony. Codes of 31.8 can be used, in addition to 16.252, to precise the habitat.
Pre-forest thickets other than heaths, sea-buckthorn or creeping willow (Ulex, Sarothamnus, Rubus, Ligustrum, Daphne).