O/18/89 (Scepter’d Isle™)
Oceana (Osiana ™)
Officinalis (R. gallica officinalis)
Old Black (Nuits de Young)
Old Red Damask (R. gallica officinalis)
Old Velvet Moss (William Lobb)
ORA 644 (Princesse Sibilla de Luxembourg®)
Orafantanov (Princesse Sibilla de Luxembourg®)
ORAkah (A Caen La Paix®)
Orange Meillandina, Cl. (Gpt Orange Meillandina®)
Orange Meillandina, Cl. (Gpt Orange Meillandina®)