Cattleya harrisoniana ("Harrison's Cattley's orchid") is a bifoliate Cattleya species of orchid.

The diploid chromosome number of C. harrisoniana has been determined as 2n = 40.

The haploid chromosome number of C. harrisoniana has been determined as n = 20.

[1] A comparison between C. harrisoniana and C. loddigesii[1]

This Laeliinae-related article is a stub.