I have this plant for years and it has been growing bigger and bigger. Then finally it flowered! I have put it in comparison with my division of the regular sized Paph. hirsutisimum var. esquirolei 'Gold Country'.
Ramon
Paph. hirsutisimum var. esquirolei 'Gold Country' and chuiwanum
Ramon
Paph. hirsutisimum var. esquirolei 'Gold Country' and chuiwanum