Woodland edge (seam) vegetation of the nemoral, boreo-nemoral and submediterranean zones, composed of warmth-requiring drought-resistant herbaceous perennials and shrubs, which form a belt between dry or mesophile grasslands and the shrubby forest mantle, on the sunny side, where the nutrient supply is limited, or, sometimes, pioneering the woodland colonization into the grasslands.
Hems of xerothermic mixed oak woods of middle Europe and its sub-Mediterranean approaches, mostly belonging to the Quercetalia pubescenti-petraeae or related groups of communities, extending north to the boreonemoral zone of Fennoscandia, with Geranium sanguineum, Vincetoxicum hirundinaria, Tanacetum corymbosum, Bupleurum spp., Origanum vulgare, Inula spp., Dictamnus albus, Anthericum ramosum, Fragaria viridis, Anemone sylvestris, Lathyrus pannonicus, Peucedanum spp., Laserpitium latifolium, Polygonatum odoratum, Rosa pimpinellifolia, Trifolium rubens, Clematis recta, Coronilla coronata, Melampyrum cristatum, Campanula spp., Veronica teucrium. Vegetation of alliance Geranion sanguinei.