Salix sepulcralis group Salix sepulcralis group The "Salix sepulcralis" group is a cultivar group containing all cultivars of hybrids between "Salix alba" and "Salix babylonica". The "sepulcralis" or × "sepulcralis" trees are sometimes referred to as white weeping willow or glaucous weeping willow in reference to the mixed appearance from the parent species. It was first described by L. Simonkai in 1890 from trees growing in Romania. The group contains both weeping and nonweeping cultivars, though the best-known of its cultivars is 'Chrysocoma', the most widely grown weeping tree.. Some of the cultivars are hybrids of "S. babylonica" var. "matsudana" 'Tortuosa' and have
Salix atrocinerea Salix atrocinerea Salix atrocinerea, commonly called grey willow or large gray willow, is a species of willow. It is a bush or small tree up to tall. As a pioneer species of willow, it quickly colonizes poor soils. The grey willow distribution is mostly Atlantic from Western Europe and North Africa to some Mediterranean islands, and in North Africa. Naturally growing in Britain, France, Belgium, Spain, Portugal, Morocco, Tunisia, it is very common in the Iberian Peninsula, and is also found in Corsica. The species hybridizes readily with other species of willow and many hybrids have been identified. It flowers