Gomesa Arila
-
Oncidium Arion
-
Oncidium Aristocrat (1934)
-
Oncidium Aristocrat (1940)
-
Oncidium aristuliferum
-
Tolumnia arizajuliana
-
Oncidium arizajulianum
-
Gomesa Arizona
-
Oncidium Arizona (1929)
-
Gomesa Arizona Spots
-
Gomesa Arka
-
Tolumnia Arlan
-
Oncidium Arlequin
-
Oncidium Arlington
-
Oncidium Arlotta
-
Miltoniopsis Arm-Roy
-
Oncidium Arm-Roy’s Dancer
-
Oncidium Arm-Roy’s Delight
-
Oncidium Arm-Roy’s Fantasy
-
Oncidium Arm-Roy’s Gold
-
Oncidium Arm-Roy’s Pixie
-
Oncidium Armado
-
Oncidium Armainvillierense
-
Miltoniopsis Armana