https://www.orchidweb.com/p/catttleya-lueddemanniana-coerulea-michael-am-aos-x-sib-colchicine-treated
Catttleya lueddemanniana coerulea 'Michael' AM/AOS x sib (Colchicine treated) - OrchidWeb
One of the best coerulea lueddemanniana there is with large flowers having excellent color and shape. These have been treated with colchicine for tetraploid...
lueddemannianamichael