What does Boxing Day have to do with boxing?
1690s, from botanic. The -y is from astronomy, etc. Botany Bay so called by Capt. Cook on account of the great variety of plants found there.
The scientific study of plants, including their growth, structure, physiology, reproduction, and pathology, as well as their economic use and cultivation by humans.
The plant life of a particular area.
The scientific study and categorization of plants. (See fruit, photosynthesis, and plant kingdom.)