关键词: 兜兰, 杂交, 品种

Abstract: ‘Xiucai’is a new Paphiopedilum cultivar developed by crossing of Paph. venustum‘V-1’and male parent Paph. Wardii‘W-1’. It is a novel potted orchid cultivar belonging to the spotted-leaf group of slipper orchids，and exhibits strong growth and tillering ability. The leaf is oblong，green in color with a deep green interlaced network pattern. The average length and width of the leaf are 13.7 cm and 4.0 cm，respectively. The peduncle is erect，with an average length of 19.0 cm and a flowers. The average horizontal and vertical diameters of the flower are 8.4 cm and 5.6 cm，respectively. The dorsal sepal is broadly ovate-lanceolate，white with green longitudinal veins，with an average length and width of 3.6 cm and 2.9 cm，respectively. The petals are yellowish-white with green veins and reddish-brown tip，with 5.1 cm long and 1.7 cm wide. The labellum is yellow-green，galeate，and measures 3.9 cm in length and 2.2 cm in width. The staminodes horseshoe is shaped with obcordate with green umbilical protrudes. The flowering period is from January to February，with a lifespan of approximately 50 d per flower.

Key words: Paphiopedilum, hybridazation, cultivar