落羽杉新品种‘中山杉503’和‘中山杉703’

New Varieties of Taxodium ‘Zhongshanshan 503' and ‘Zhongshanshan 703'

‘中山杉503’和‘中山杉703’是以墨西哥落羽杉为母本、落羽杉为父本通过人工授粉杂交选育所获得的优良无性系,具有速生、耐盐碱、耐水湿、树形挺拔、主干通直圆满,抗风力强,适应性广,景观价值高等特性。可在山东、江苏、上海、浙江、福建等沿海省(市)和安徽、江西、湖北、湖南、重庆、云南等内陆省(市)栽植。

Taxodium‘Zhongshanshan 503＇and‘Zhongshanshan 703＇are two new varieties,which were selected from progeny of crossing between Taxodium mucronatum × T. distichum by artificial pollination by Institute of Botany,Jiangsu Province and Chinese Academy of Sciences. The two varieties have tall and straight tree trunk,and other excellent characteristics,such as fastgrowing,salt-alkali tolerance,waterlogging tolerance,a wide adaptability to various habits,and beautiful landscape effects. They can be planted in coastal provinces of Shandong,Jiangsu,Shanghai,Zhejiang and Fujian and inland provinces of Anhui,Jiangxi,Hubei,Hunan,Chongqing,Yunnan,etc.