wide variety; diverse; rich in variety
Describes a collection, selection, or range that includes many different kinds. Often used in product descriptions, menus, or event listings.
This shop carries a wide variety of wines.
This shop has a wide variety of products.
The menu is so diverse that I can't decide what to order.
A wide variety of cakes are lined up.
This supermarket has a wide variety of vegetables available.
多種多様 stresses many different kinds and forms, often for abstract variety, while 種類豊富 highlights abundance of types within a specific set like a menu or product line.
Compound of 種類 (type, variety) and 豊富 (abundance, plenty). The word follows standard Sino-Japanese compounding patterns.