What's the difference between wild roses and roses? Is a rose a rose? What does a rose look like?

A large genus of Rosaceae and Rosainae. Erect spreading or climbing shrubs, mostly with thorns or needles and bristles, are rare and spineless. Leaves alternate, odd pinnate compound leaves, extremely sparse simple leaves, serrated lobule edges, stipules attached to or attached to the petiole, few stipules. Flowers solitary or corymbose, sparse compound corymbose inflorescence; The neck of calyx tube (receptacle) is constricted, sepals 5, sparse 4, sometimes pinnately divided; Petals 5, sparse 4, imbricate arrangement, white, yellow, pink to red; Disk around calyx tube mouth; Stamens are divided into several rounds and are inserted around the disk; Carpels are numerous, few in number, and inserted in calyx tube; Achenes, inserted in fleshy calyx tube, form rose hips. Including all kinds of roses, Chinese rose, roses, fragrant flowers and so on. , widely distributed in Asia, Europe, North Africa and North America, from cold temperate zone to subtropical zone. There are more than 80 species in China, which are distributed in the alpine plains of northern and southern provinces.