形態特徵
羽狀複葉長8.5-10.5厘米;葉柄長1.2-1.7厘米,上面扁平;托葉披針形,長約3毫米,有平貼毛;小葉4-6對,紙質,長圓形或卵狀長圓形,長1.5-3.2厘米,寬9-14毫米,先端圓鈍,有小尖頭,基部近圓形,稀截形,兩面被淡白色平貼丁字毛,側脈6-8對,上面明顯,下面隱約可見;小葉柄長1-1.5毫米;小托葉細小。花未見。產地生境
產雲南。生於混交林中,海拔1300米。本屬種類
橢圓葉木藍Indigofera cassoides DC.尾葉木藍Indigofera caudata Dunn
滇木藍Indigofera delavayi Franch.
黃花木藍Indigofera dumetorum Craib
凹葉木藍Indigofera emarginata Y. Y. Fang & C. Z. Zheng
黔南木藍Indigofera esquirolii H. Lév.
長序木藍Indigofera howellii Craib & W. W. Sm.
昆明木藍Indigofera pampaniniana Craib
垂序木藍Indigofera pendula Franch.
大葉垂序木藍(變種)Indigofera pendula Franch. var. macrophylla Y. Y. Fang & C. Z. Zheng
垂序木藍(原變種)Indigofera pendula Franch. var. pendula
毛垂序木藍(變種)Indigofera pendula Franch. var. pubescens Y. Y. Fang & C. Z. Zheng
狹葉垂序木藍(變種)Indigofera pendula Franch. var. umbrosa (Craib) Y. Y. Fang & C. Z. Zheng
擬垂序木藍Indigofera penduloides Y. Y. Fang & C. Z. Zheng
茸毛木藍Indigofera stachyodes Lindl.
騰衝木藍Indigofera tengyuehensis H. T. Tsai & T. T. Yu