What is the morphological description of cabbage?

Cabbage (Brassica oleracea var. capitata) is characterized by its leafy, dense head that forms from tightly packed, overlapping leaves. The leaves are typically broad, smooth, and can vary in color from green to purple, depending on the variety. The plant has a short stem and can grow to about 1-2 feet in height. Its root system is shallow and fibrous, supporting the plant's structure and nutrient uptake.