Areca catechu
Leucoyanidin can be found in "Aesculus hippocastanum" (Horse chestnut), "Anacardium occidentale" (Cashew, acajou), "Arachis hypogaea" (peanut), "Areca catechu" (Areca nut), "Asimina triloba" (American custardapple), "Cerasus vulgaris" (Cherry), "Cinnamomum camphora" (Camphor), "Erythroxylon coca" (coca), "Gleditsia triacanthos" (Honey locust), "Hamamelis virginiana" (American Witch Hazel), "Hippophae rhamnoides" (Hippophae berry Sanddorn), "Hordeum vulgare" (Barley), "Humulus lupulus" (bine), "Hypericum perforatum" (perikon Amber), "Laurus nobilis", "Magnolia denudata" (Hsin-I Yulan-Magnolie), "Malva sylvestris" (Blue mallow), "Musa acuminata × balbisiana" (Banana), "Nelumbo nucifera" (Baladi bean), "Pinus strobus" (Eastern white pine), "Prunus serotina" ssp. serotina (black cherry), "Psidium guajava" (Common guava), "Quercus alba" (White oak), "Quercus robur" (Common oak), "Rumex hymenosepalus" (Arizona dock), "Schinus terebinthifolius" (Brazilian pepper tree), "Terminalia arjuna" (arjun), "Terminalia catappa" (Indian almond), "Theobroma cacao" (Cacao), "Drimia maritima" (Sea Squill), "Vicia faba" (bell-bean), "Vitis vinifera" (common grape vine), "Zea mays" (corn, maize), and "Ziziphus jujuba" (jujube, Chinese date).