Here is an alphabetical listing of the various A & B sempervivums you will find on this page....
Amanda
Aymon Correvon
Amanda

(Len Ingram - Great Britain '76, named after the daughter of the breeder)
S. tectorum 'Atropurpureum' x S. calcareum 'Mrs. Giuseppi'
M
Gold-green leaves sharply pointed & outlined deep maroon. Older plants show progressively more color. Holds color.
S. tectorum 'Atropurpureum' x S. calcareum 'Mrs. Giuseppi'
M
Gold-green leaves sharply pointed & outlined deep maroon. Older plants show progressively more color. Holds color.
Apollo

Aymon Correvon

(Correvon, '77)
M
Unusual velvety gray-green leaves washed, edged, and tipped with mauve. Previously known as 'Correvon's Hybrid'.
M
Unusual velvety gray-green leaves washed, edged, and tipped with mauve. Previously known as 'Correvon's Hybrid'.