Sect. Spanioptilon (Less.) Shih植物分类学报22 (6): 448, 1984——Spanioptilon Less., Syn. Comp. 10, 1832, pro gen. DC., Prodr. 6:621, 1837——Cirsium sect. Cirsium subsect. Spanioptilon (Less.) Kitam. in Phytotax. e. Geobot. 3(1): 6, 1934 et Mem. Coll. Sci. Kyoto Univ. Ser. 13: 84, 1937; Charadze in Fl. URSS 28:172, 1983.

总苞卵形或卵球形；总苞片覆瓦状排列，向内层渐长，内层苞片顶端膜质扩大，红色，全部苞片直立，紧贴，外面沿中脉有黑色粘腺。