 They have 7 to 12 and exceptionally up 18 nerves with surfaces that are eglandular and glabrous or sparsely to densely strigillose.The pappi are persistent and are made up of 35 to 70 or more bristles that are reddish, orange, cinnamon, tawny, tan, yellowish, or pinkish in colour.The bristles are unequal, soft to stiff, barbellate (finely barbed) or barbellulate (barbed with diminutive barbs) and often apically somewhat clavate, or club shaped.