Hengyang has 1989 senior plants, 1700 of which are seed-bearing plants. Of the senior plants, there are 99 sections, 342 genera and 1047 kinds of them are woody plants. In the woody plants, 50 genera or 265 species are lumber trees, 9 genera or 65 species are lipin trees, 40 genera or 703 species are other trees. There are 14 erotic trees: country top-level protective species is metasequoia, national second-level protective species three gingko, Henry emmenopherys, golden-larch. As of grain crops, there are 647 species falling into 6 kinds namely rice, wheat, beans, yam, broomcorn, and corn. Apart from that, there are 113 kinds or 438 species of economic crops on this land.