2 volumes 2022. 736 p. gr8vo. Paper bd. - Chinese, with Latin nomenclature.

This catalog contains a total of 274 families, 2185 genera (including 41 Hybrid genera) 17,435 groups (8,141 species, 136 hybrids, 220 subspecies, 379 varieties, 12 variants, 7,961 varieties, 126 hybrid groups, 19 cultivated groups, 200 hybrid combinations, 241 cultivated types), of 229 families, 1,689 genera (including 35 hybrid genera) in Beiyuan 11,111 Taxa (5469 species, 78 hybrids, 152 subspecies, 242 varieties, 4 variants, 4735 varieties, 121 hybrid groups, 14 cultivation groups, 178 hybrid combinations, 118 cultivation types); Nanyuan 245 families, 1478 genera (including 10 hybrid genera), 8669 taxa (4209 species, 83 hybrids Species, 98 subspecies, 206 varieties, 9 variants, 3885 varieties, 10 hybrid groups, 7 cultivated groups, 28 hybrid combinations, 134 cultivated types). The scope of this book includes living plants growing within the scope of the National Arboretum, including outdoor cultivated plants, indoor cultivated plants and some native or naturalized plants. Since it is mainly cultivated plants, the types and levels involved are also relatively complicated. There are not only original species introduced from the wild, but also a large number of artificially cultivated varieties. In addition, there are many hybrids, variants, variants or just types of cultivated resources.