Tacca ampliplacenta

T. ampliplacenta is a perennial herb with a cylindrical rhizome.^[2] It has mauve leaves at the apex.^[2]

T. ampliplacenta differs from T. integrifolia by having involucral bracts which are roughly decussate and having the two inner bracts ovate oblong whereas T. integrifolia's innermost bracts resemble rabbits' ears. ^[2] It differs from T.chantrieri by having the seeds tightly connected to the flesh and difficult to separate from the flesh.^[2] There are five to ten radical pinnately nerved leaves. The red-wine coloured flower stalks are axillary.^[2] The inflorescence is an umbel with up to 25 flowers, which have four involucral bracts.^[2] The flowers are triangular and greenish purple when young.^[2] The buds are a black-purple. There are three petal like stigmas.^[2]

It flowers from early July to late August and fruits the following year from June to July.^[2]

It is found from the south west to the west of Yunnan Province in dense dank forest.^[2]