Orchids can absorb carbon dioxide and release oxygen at the same time, which can increase the concentration of negative ions in indoor air. It also has a good absorption capacity for harmful gases such as carbon monoxide and formaldehyde in the air. There are fragrant varieties, and their fragrance also has certain bactericidal effect.
morphological character
The orchids referred to here are China orchids, referred to as national orchids for short, which refer to five categories of orchids, orchids, orchids and orchids, and each category has many varieties. It is a perennial evergreen herb, terrestrial. The roots are thick, fleshy, with few branches and few rooting bacteria. Pseudobulb of different sizes grows more than 2~ 10 leaves from pseudobulb, mostly in strips or strips, mostly in green. The inflorescence is derived from the base of the terminal annual pseudobulb with 1~50 flowers. All kinds of colors, some with fragrance.
Orchid is one of the top ten traditional famous flowers in China, and it has always been loved by people. Fragrant varieties are fragrant and refreshing when they bloom, so they are called "Xiangzu", "National Fragrance" and "First Fragrance". China people imply that orchids are beautiful, noble, upright, pure, noble, elegant, virtuous and rich. It is also called "four gentlemen" with plum, bamboo and chrysanthemum, and "four elegance in flowers" with chrysanthemum, narcissus and calamus.