Higher Classification: > Kingdom Plantae > Subkingdom Viridiplantae > Infrakingdom Streptophyta > Division Tracheophyta > Subdivision Spermatophytina > Class Magnoliopsida > Superorder Asteranae > Order Asterales > Family Compositae > Tribe Cardueae > Genus Ptilostemon > Species Ptilostemon afer

Ptilostemon afer subsp. eburneus Greuter

Rank: Subspecies
Taxon Status: accepted

Relationships towards this taxon

Genus group names

*Ptilostemon*	Cass.	accepted genus name
*Chamaepeuce*	DC.	homotypic synonym
*Cirsium subg. Lamyra*	Cass.	heterotypic synonym
*Lamyra*	(Cass.) Cass.	heterotypic synonym
*Platyraphium*	Cass.	heterotypic synonym
*Ptilostemon abylensis*	(Maire) Greuter	taxonomically included in
*Ptilostemon afer*	(Jacq.) Greuter	taxonomically included in
*Ptilostemon casabonae*	(L.) Greuter	taxonomically included in
*Ptilostemon chamaepeuce*	(L.) Less.	taxonomically included in
*Ptilostemon diacantha*	(Labill.) Greuter	taxonomically included in
*Ptilostemon dyricola*	(Maire) Greuter	taxonomically included in
*Ptilostemon echinocephalus*	(Willd.) Greuter	taxonomically included in
*Ptilostemon gnaphaloides*	(Cirillo) Soják	taxonomically included in
*Ptilostemon greuteri*	Raimondo & Domina	taxonomically included in
*Ptilostemon hispanicus*	(Lam.) Greuter	taxonomically included in
*Ptilostemon leptophyllus*	(Pau & Font Quer) Greuter	taxonomically included in
*Ptilostemon niveus*	(C. Presl) Greuter	taxonomically included in
*Ptilostemon rhiphaeus*	(Pau & Font Quer) Greuter	taxonomically included in
*Ptilostemon stellatus*	(L.) Greuter	taxonomically included in
*Ptilostemon strictus*	(Ten.) Greuter	taxonomically included in