Tacca ampliplacenta

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Tacca ampliplacenta
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Dioscoreales
Family: Dioscoreaceae
Genus: Tacca
Species:
T. ampliplacenta
Binomial name
Tacca ampliplacenta

Tacca ampliplacenta is a species of flowering plant in the yam family Dioscoreaceae, which is endemic to Yunnan, China. [1] It was discovered Yunnan, China. [2]

Contents

It was first described in 2008 by Ling Zhang and Qing-Jun Li. [1] [2]

Description

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]

Distribution

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

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References

  1. 1 2 "Plants of the World Online: Tacca ampliplacenta L.Zhang & Q.J.Li". Royal Botanic Gardens, Kew. 2020. Retrieved 29 July 2020.
  2. 1 2 3 4 5 6 7 8 9 10 11 12 Ling Zhang; Qing-Jun Li (August 2008). "Tacca ampliplacenta (Taccaceae), a New Species from Yunnan, China". Annales Botanici Fennici . 45 (4): 311–314. doi:10.5735/085.045.0412. ISSN   0003-3847. Wikidata   Q42949878.