What are the books that introduce various orchids?

There are more than 1000 genera and more than 20,000 species of orchids in the world, including thousands of ornamental plants.

China orchids in a broad sense should include all orchids growing in China. Including 100 genera and 1000 species.

Related books are:

1 & lt; Whelan's concentric record > 2 < Whelan's mini history > 3 < Orchid shop > 4 < Introduction to Lan Yan > 5 < Compilation of Chunling Yilan > 6 < Orchid cultivation method >; 7< Du Men Lan Yi Ji 8< Four Lan Yan > 9 Appreciation of Classic Orchids.

Nearly 500 species of the genus 107 have been sorted out.