关键词: 蝴蝶兰, 杂交, 品种

Abstract: ‘Hongyun’，derived from the hybridization between Dtps. Ben Yu Star‘Red Dragon’and Dtps.‘Tianlong Rose’，is a new cultivar of Doritaenopsis. The individual plant is distinctive in its morphology with thick and well developed aerial roots，leaves 20.07 cm long and 10.40 cm wide，pedicels 56 cm tall，9 flowers on average. The flowers are big and significant with diameter of 11.11 cm. Perianth is rose red with velvet texture. The cultivar is characterized with cold-resistance，flowering normally at the low temperature of 8 ℃.

Key words: Doritaenopsis, hybridization, cultivar