Thirteen varieties of Tilia have been found useful in Herbal Medicine: Tilia americana - American Basswood, Tilia amurensis, Tilia caroliniana - Carolina Basswood, Tilia cordata - Small Leaved Lime, Tilia heterophylla - White Basswood, Tilia chinensis, Tilia japonica - Japanese Lime, Tilia mongolica - Mongolian Lime, Tilia oliveri Synonym: Tilia pendula, Tilia platyphyllos - Large Leaved Lime, Tilia tomentosa - Silver Lime, Tilia tuan,Tilia x europaea - Common Lime