Strain

Black Bryony

tamus communis

Comfrey

symphytum officinale

Du Zhong, Gutta-percha Tree

eucommia ulmoides

Four O’clock

mirabilis jalapa

Meadowsweet

filipendula ulmaria

Picrorhiza

picrorhiza kurrooa

Poison Ivy

toxicodendron pubescens

St. John’s-wort

hypericum perforatum