| A | B |
| agronomy | specialized area of plant science that deals with field crops |
| cereal grain | seed of grass type plants grown for food and animal feed |
| crown | upper portion of the tree |
| fiber crops | grown for the fiber produced in their fruit, leaves or stems |
| field crops | plants grown in large fields and used for oil, fiber, grain, and similar products |
| floriculture | production and use of plants for their flowers and foliage |
| food crop horticulture | growing plants for food |
| forest crops | production of trees |
| forestry | art and science of managing forests to yield maximum forest products and services |
| grain crops | plants grown for their edible seeds, but do not include horticultural crops |
| horticultural crops | grown for food, comfort, beauty |
| interiorscaping | using plants indoors to creat an attractive environment |
| landscape horticulture | grown and using plants to make the outdoor environment more appealing |
| oil crops | plants grown for the vegetable oil contained in their seeds and fruit |
| olericulture | science of producing vegetable crops |
| ornamental horticulture | growing and using plants for thier beauty |
| plant science | study of the structure, functions, growth, and protection of plants |
| pomology | science of producing fruits and nuts |
| sucrose | commonly used as a table sugar or as a sweetner in foods and beverages |
| sugar crops | used as a source of sucrose |
| taxol | drug, holds promise in treating cancer |
| tree farms | cultured forests |
| trunk | main stem of the tree |