Species of East Asian flora in the Botanic garden of Petrozavodsk State University

Abstract

Collection of East Asian woody plants of the Botanic Garden of Petrozavodsk State University includes 73 species, which include to 43 genus, 20 families, 19 orders, 3 classes, 3 divisions. Distribution area of most species (72%) located wholly or partly in Russia, the rest of them have natural habitats in the other countries. 13 species are rare and endangered and protected by local, Russian Red Data books and IUCN. Some other diversity parameters of investigated species (life form, age and ontogenetic stage) also are presented. According to positive results of long-term growing and investigation in the Botanical Garden of PetrSU 56 species can be allowed recommending for more widely use in the green areas of South Karelia. In 2013-2015 seeds of 58 new species of East Asian woody plants were received from 39 Botanic gardens of Russia and some European countries. For seedlings of this species the characteristic of the early ontogenetic stages are presented. Anatomy of Abies holophylla, Picea jezoensis, Picea retroflexa, Pinus densiflora seedlings is analyzed. According to preliminary data 20 species of East Asian origin in the early stages of development are the best viable in South Karelia.

Keywords

• Ботанический сад
• Восточная Азия
• интродукция
• древесные растения
• онтогенез
• анатомия побега