Plectocephalus
Plectocephalus is a genus of flowering plants in the tribe Cardueae within the family Asteraceae, it contains seven described species mostly found in Americas and one in Africa.
; SpeciesPlectocephalus americanus D.Don - Mexico, United States Plectocephalus cachinalensis N.Garcia & Susanna - Atacama Region in ChilePlectocephalus chilensis G.Don ex Loudon - ChilePlectocephalus floccosus N.Garcia & Susanna - Chile Plectocephalus rothrockii D.J.N.Hind - Mexico, United States Plectocephalus tweediei N.Garcia & Susanna - Brazil, Paraguay, Uruguay, Argentina Plectocephalus varians - Ethiopia
; Formerly included
Plectocephalus dracaenoides F.H.Hellw. - Centaurodendron dracaenoides Johow