This volume accompanies text volume 11 published in 2008.
This volume covers 35 plant families. Included are: Aceraceae, of which the numerous maple trees have a distribution range centered in China; Anacardiaceae, including the cashew nut and mango; Aquifoliaceae, with hundreds of holly trees and shrubs; Buxaceae, best known for the boxwoods; Euphorbiaceae, containing the rubber and Chinese tallow trees as well as the food staple tapioca; Geraniaceae, comprising mainly the cranesbills and geraniums; Linaceae, notable for flax, which is cultivated for its stem fiber and seed oil; Polygalaceae, with plants of medicinal value; and Rutaceae, including Sichuan pepper from the genus Zanthoxylum.