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为丰富生物多样性,提高城市景观质量。上海市园林科研所近年从荷兰、日本等国和北京等地引进观赏植物的新优品种近300个,其中锦带(Weigela)品种20个、八仙花(Hydrangea)品种30多个、火棘(Pyracantha)品种7个、溲琉(Dentzia)品种3个、木槿(Hibiscus)品种40多个、山梅花(Philadelphus)品种8个、蔓长春花(Vinca)品种7个、玉簪(Hosta)品种30多个、大花萱草(Hemerocallis)品种10个等,还有
To enrich biodiversity and improve the quality of urban landscapes. In recent years, Shanghai Institute of Botany has introduced nearly 300 new ornamental species from the Netherlands, Japan and other countries, including 20 species of Weigela, 30 species of Hydrangea, 7 Pyracantha cultivars, 3 Dentzia cultivars, more than 40 Hibiscus cultivars, 8 Philadelphus cultivars, 7 Vinca cultivars and more than 30 Hosta cultivars A, Hemerocallis species (Hemerocallis) 10, as well as