AUREUM  (Hornem.) Webb & Berthel. x DIPLOCYCLUM  (Bolle) Mes

Greenovia aurea  (Hornem.) Webb & Berthel. × Greenovia diplocycla  Bolle, in Uhl, The chromosomes of the Sempervivoideae (Crassulaceae), American Journal of Botany 48(2): 117, 121. (Feb) 1961.

Aeonium ×uhlii  Tavorm. & S.Tavorm., Aeonium sezione Greenovia, Piante Grasse 26(2): 49. (Apr) 2006 nom. inval. (Art. 40.1)

Etym: Named for Charles Harrison Uhl (1918-2010), American botanist and specialist in Crassulaceae.

T: Islas Canarias, El Hierro; Charles H. Uhl U716.

Obs: A tetraploid intermediate between the parents, which might therefore be an allopolyploid.