Chrysocephalum semipapposum Chrysocephalum eremaeum Chrysocephalum pterochaetum Chrysocephalum apiculatum Chrysocephalum squarrulosum Chrysocephalum vitellinum Chrysocephalum baxteri Chrysocephalum puteale Chrysocephalum sericeum Chrysocephalum adpesssum
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024