Karyotype of Cirsium Mill. subsect. Australicirsium Kitam A C. arisanense Kitam., 2n = 34 B C. hosokawae Kitam., 2n = 34 C C. taiwanense Y.H.Tseng & Chih Y.Chang, 2n = 32 1 cell 2 karyogram. *relatively clear satellites; arrow indicates chromosomes with secondary constriction. Scale bar: 5 μm.