下級分類: 1、橢圓葉木藍Indigofera cassoides Rottl. ex DC. 2、尾葉木藍Indigofera caudata dunn 3、滇木藍Indigofera delavayi Franch. 4、黃花木藍Indigofera dumetorum Craib 5、凹葉木藍Indigofera emarginata Y. Y. Fang et C. Z. Zheng 6、黔南木藍Indigofera esquirolii Levl. 7、長序木藍Indigofera howellii Craib et W. W. Sm. 8、景東木藍Indigofera jindongensis Y. Y. Fang et C. Z. Zheng 9、昆明木藍Indigofera pampaniniana Craib 10、茸毛木藍Indigofera stachyodes Lindl. 11、擬垂序木藍Indigofera penduloides Y. Y. Fang et C. Z. Zheng 12、騰衝木藍Indigofera tenyuehensis Tsai et Yu 13、垂序木藍Indigofera pendula Franch. 13.1、垂序木藍(原變種)Indigofera pendula Franch. var. pendula 13.2、大葉垂序木藍(變種)Indigofera pendula Franch. var. macrophylla Y. Y. Fang et C. Z. Zheng 13.3、毛垂序木藍(變種)Indigofera pendula Franch. var. pubescens Y. Y. Fang et C. Z. Zheng 13.4、狹葉垂序木藍(變種)Indigofera pendula Franch. var. umbrosa (Craib) Y. Y. Fang et C. Z. Zheng