Ursolic acid in free form or combined with the sugar into the form of glycosides at around 7 Section 46 is 62 kinds of plants.
Mainly plant privet Oleaceae (Ligustrum lucidum Ait.) Leaves, rhododendron drug plants bear fruit Actostaphylos uva-ursi (L.) Spreng, Rosaceae Loquat Eriobotrya japonica (Thunb.) Lindl.'s Leaves, Scrophulariaceae Paulownia tomentosa (Paulownia tomentosa (Thunb.) Steud.) leaf, Labiatae Prunella (Prunella vulgaris L.) whole plant, Ilex holly Ilex rotunda (Ilex rotunda Thunb.) leaf and so on. [Specification] 20%, 25%, 90%, 95%, 98%...