Table 2.

Details of high-frequency used herbs for PD.

Chinese name	Pharmaceutical name	Species	Family	Record
Chuanxiong	Rhizoma Ligustici Chuanxiong	Ligusticum striatum DC.	Apiaceae	–
Baishao	Radix Paeoniae Alba	Paeonia lactiflora Pall.	Paeoniaceae	–
Shichangpu	Rhizoma Acori Tatarinowii	Acorus tatarinowii Schott	Acoraceae	2,337
Danggui	Radix Angelicae Sinensis	Angelica sinensis (Oliv.) Diels	Apiaceae	–
Shanzhuyu	Fructus Corni	Cornus officinalis Siebold & Zucc.	Cornaceae	47,459
Heshouwu	Radix Polygoni Multiflori	Polygonum multiflorum Thunb.	Polygonaceae	–
Dangshen	Radix Changii	Changium smyrnioides H. Wolff	Apiaceae	–
Huanglian	Rhizoma Coptidis	Coptis chinensis Franch.	Ranunculaceae	–
Tianma	Rhizoma Gastrodiae	Gastrodia elata Blume	Orchidaceae	88,817
Zhigancao	Radix Glycyrrhizae	Glycyrrhiza uralensis Fisch.	Eguminosae	32,406