关键词: 睡莲, 杂交选育, 品种

Abstract: The new tropical cultivar of waterlily‘Chunqiu’was selected from the progeny of a population crossbreeding with Nymphaea‘Nangkwag White’as female plant and Nymphaea stellata Willd as male plant. It is a medium-sized plant. The leaves are ovate shape irregularly dentate margin，the leaf diameter is（33.1–34.0）cm ×（30.5–31.9）cm，and leaf ears connected. The flower is bowl shaped，and it is 15.8–17.5 cm in diameter and 6.5–15.2 cm in emergence height above water. During the full flowering stage，each plant blooms 2–3 flowers at the same time. The flower has 30–36 petals with ovate shape，and the color is turning from white to red. In Hainan region，it can bloom all year round，and the natural flowering period of a single flower can reach 4–5 days.

Key words: waterlily, cross breeding, cultivar