They appear to have comprised plants such as Cypresses, Laurels, Liquidambar and Citrus. Some US cities have expedited permitting for removal of liquidambar trees. Altingiaceae now consists of the single genus "Liquidambar" with 15 known species. Such a description best fits that of liquidambar. The larvae have been recorded feeding on "Liquidambar" and "Rhus" species. There are several fossil species of "Liquidambar", showing its relict status today. It is believed by some that "Liquidambar" was the stacte of antiquity. Notable beans include Altura, Liquidambar MS and Pluma Coixtepec. "Liquidambar formosana" has many medicinal uses. "Liquidambar" and "Semiliquidambar" are also submerged into "Altingia", making Altingiaceae monogeneric. In the early ice ages, horse chestnut ("Aesculum hippocastanum") and sweet gum ("Liquidambar") became extinct. "Quercus laurifolia" and "Liquidambar styraciflua". "Liquidambar formosana" grow mostly in woodland in warm temperate zones. Pin oak and sweetgum ("Liquidambar styraciflua") vary in their relative proportions in this cover type. American storax resin ("Liquidambar styraciflua") is chewed like gum to freshen breath and clean teeth.