Cattleya maxima, Lindl. 1833 is accepted species by POWO (Kew). Found in Colombia to Peru. There are two type of Cattleya maxima - highland/upland and lowland type.

There are several color forms of this species.

Previous Awards:

There are 103 AOS awards for Cattleya maxima, including different color forms and varieties. The latest award granted during Wisconsin Orchid Society Show in September 13, 2025.

Description:

There are 26 flowers and no buds on three upright to 30-cm inflorescences (9, 9 and 8 flowers on each inflorescence). Plant is 41-cm wide by 63-cm high. Plant growing mounted on bark cork. 

Flower Measurements:

NS H - 11.0 cm;                   NS V -14.0 cm;

Dorsal Sep. W - 1.9 cm;    Dorsal Sep. L - 7.3 cm;

Petal W - 3.9 cm;               Petals L - 6.7 cm;

Lat/Sepal W - 1.8 cm;       Lat/Sepal L - 6.5 cm;

Lip/Pouch W - 3.3 cm;     Lip/Pouch L - 6.1 cm.