Japanese Thistle

Figure 4. Holotypes of the three species of Cirsiumsect.Onotrophe in Taiwan. AC.tatakaense Y.H.Tseng & C.Y.Chang, C. Y. Chang 1444 (TCF) BC.kawakamii Hayata, T. Kawakami & U. Mori 2279 (TI!) CC.arisanense Kitam., S. Kitamura s.n. (KYO!).

Figure 5. Comparison of the morphological characters amongst the species of Cirsiumsect.Onotrophe in Taiwan. AC.tatakaense Y.H.Tseng & C.Y.Chang BC.kawakamii Hayata CC.arisanense Kitam.: 1 leaf 2 capitula 3 inner phyllary 3’ middle phyllary 3” outer phyllary 4 floret 4’ floret (pappus removed) 5 synantherous 6 style branches 7 achene 7’ achene with pappus.

Figure 6. Chromosome number of the two species of Cirsiumsubsect.Nipponocirsium Kitam. in Taiwan. A 2n = 64, C.tatakaense Y.H.Tseng & C.Y.Chang B 2n = 64, C.kawakamii Hayata. Scale bar: 5 μm.

Figure 7. Comparison of the pollen morphology of the three species of Cirsiumsect.Onotrophe in Taiwan. AC.tatakaense Y.H.Tseng & C.Y.Chang BC.kawakamii Hayata CC.arisanense Kitam.: 1 polar view 2 equatorial view 3 colporate view. Scale bar: 30 μm.

Figure 3. Distribution map of Cirsiumtatakaense Y.H.Tseng & C.Y.Chang (star); C.kawakamii Hayata (triangle); and C.arisanense Kitam. (circle) of Taiwan.

Description: 中文（臺灣）: A：塔塔加薊（Cirsium tatakaense）B：玉山薊（C. kawakamii）C：阿里山薊（C. arisanense）1. 葉 2. 頭花 3. 內苞片（inner phyllary） 3’ 中苞片（middle phyllary）3’’ 外苞片（outer phyllary）4. floret 4’ floret (pappus removed) 5. synantherous 6. style branches 7. achene 7’ achene with pappus. English: Comparison of the morphological characters amongst the species of sect. Onotrophe in Taiwan. A Y.H.Tseng & C.Y.Chang B Hayata C Kitam.: 1 leaf 2 capitula 3 3’ middle phyllary 3” outer phyllary 4 floret 4’ floret (pappus removed) 5 synantherous 6 style branches 7 achene 7’ achene with pappus. Date: 14 February 2019. Source: Chih-Yi Chang, Hsy-Yu Tzeng, Yen-Hsueh Tseng (2019). "Cirsium tatakaense (Compositae), a new species from Taiwan". PhytoKeys 117: 119-132. DOI:10.3897/phytokeys.117.29380. Figure 5. Author: Chang C-Y, Tzeng H-Y, Tseng Y-H.