关键词: 金线莲, 系统选育, 品种

Abstract: ‘Jinmai 1’is a new variety of Anoectochilus roxburghii selected from the germplasm population in Nanjing，Fujian，by the systematic selection method. The cultivar exhibits strong growth，and the plant height is more than 60 mm after 180 days of cultivation. The leaves are thick，ranging from ovate to elliptical in shape. The adaxial surface of the leaves is dark green to dark purplish red，and the abaxial surface is purplish red. The leaf margins are undulate. Leaf veins are golden yellow or orange yellow on both sides of the main veins，gradually turning orange-red to golden red. The stem is 2.40–4.07 mm thick and light brownish red. After 6 months，the average fresh weight of 100 plants is about 213.0 g. The dry product contains 29.50% crude polysaccharides，0.51% total flavonoids（calculated as narcissoside），8.95% protein，11.80% A. roxburghii saponin，and 0.181% narcissoside. It is resistant to root rot and is suitable for spring planting under the forest in Fujian at an altitude of 400–1 000 m.

Key words: Anoectochilus roxburghii, mass selection, cultivar