Variety classification of Rosa

Subgenus 1. Subgenus Hursimia (Dumet. ) with simple leaves and no stipules; Flowers are solitary; Calyx tube is altar-shaped, with many acupuncture. (species 1)

Subgenus 2. Subgenus Rose has pinnate compound leaves with stipules; Flowers are usually corymbose or solitary; Calyx tube altar-shaped, thin cup-shaped.

1 group. Sect. DC anise. Erect shrub with branches usually with erect thorns or needles; Leaflets 7-9, sparse 15- 17, often small; Stipules narrow, attached to petiole, with ears; Flowers solitary, ebracteate; Sepals entire, erect, persistent; Style free, not prominent.

1 series. Jazz. Spinossissimae Yu Etku has five sepals and petals, and the flowers are usually yellow, white or pink. (species 2- 13)

Series 2. Jazz. Yuet, a plant of Seriphidae (CREP), has four sepals and petals, and the flowers are white and light yellow. (species 14- 19)

Group two. Rose, a dwarf shrub, has curved thorns and needles; Stipules are narrow and attached to petioles; Leaflets 3-5 are extremely sparse 7; Flowers several or solitary; Sepals often split at the top and turn back to wither after flowering; Style free, not prominent. (Species 20-23)

Group three. Guiwei Group Sect. DC cinnamon. Erect shrub with scattered or paired prickles and frequent needling; Leaflet 5-15; Stipules are wide and narrow and attached to petioles; Flowers are usually many, sparsely solitary, and bracts are wide; Sepals usually entire, erect after anthesis, persistent and sparse; Style free, not prominent or slightly prominent.

The third line. The upper part of the calyx-removed strain. When the fruit ripens, sepals, disk and style fall off. (Species 24-27)

Line 4. Sepals and disk. Yinxiang belongs to the large leaf system with persistent calyx, and the fruit persists after maturity; The leaflet is 1. 5-7 cm long, and mostly acute. Flowers are mostly umbrella-shaped, or few flowers are rare. (Species 28-45)

The fifth line. Sepals and disk of persistent calyx lobular system. The existence of stinkbug subfamily persists during fruit ripening; The lobule length is below 1. 5 cm, extremely thin to 2 cm. Flowers solitary or few. (types 46-54)

Group four. Sect. Chesney DC. Exser。 Erect or climbing shrub with curved spines; Leaflets 3-5, sparse 7; Stipules are narrow and adnate to petioles; Maximum flowers1; Sepals entire or with several lobes, folded and withered after flowering; Style free and prominent (species 55-57).

Group five. Sect. Singlair DC. Climbing shrubs, sparse and erect, with curved prickles; Leaflets 5-9, sparse 3, stipules entire, dentate or dentate, attached to petiole; Many flowers form umbels; Sepals are often feathered and sparse, and turn back and wither after flowering; Styles are combined into columns, protruding from calyx tube.

Series 6. Jazz. Jade and other families, with toothed stipules, teeth or irregular serrations, glands or glandular edges. (types 58-64)

7.jazz. Yuhe is a complete stipule line with undivided stipules and glands at the edge. (65-75 species)

Group six. Sect. Banksianae Lindl。 Evergreen climbing shrub, with or without prickles; Leaflets 3-7; Stipules subulate, free, caducous; Flowers are umbels or compound corymbose inflorescences; Sepals entire or lobed, reflexed, withered after flowering; Style free, slightly elongated (species 76- 1-7)

Group seven. Sect. Rosa laevigata, an evergreen climbing shrub, has scattered curved thorns; 3 leaflets; Stipules dentate, free or attached to petiole at base, caducous; Flowers large, solitary, ebracteate, pedicel calyx tube densely acicular; Sepals erect, entire and persistent; Style free, not prominent. (78 species)

Group 8. Sect. Evergreen climbing shrub with a pair of curved thorns; Leaflets 5-9; Stipules dentate, with base attached to petiole; Flowers solitary, with large bracts, calyx tube covered with villi, sepals entire, reflexed after flowering; Style free, slightly extended (species 79).

Group 9. Sect. Lobular Crep, lobular group, spreading shrub with opposite prickles; Leaflets 5-9; Stipules are narrow, with drill-like ears attached to the petiole; Flowers 1-2, bracteolate, caducous; Calyx tube cup-shaped, densely needle-shaped, sepals erect with pinnate lobes, persistent; Style free, not prominent. (80-82 species) wild roses

Traditional Rose (Old Garden Rose)

Modern Garden Rose: Although it is named Rose, after several generations of hybridization, modern Rose contains the genes of Rose and Rose, which is very different from the ancient Rose in China.

Hybrid tea-1 can grow to 5-6 petals, which is the most popular rose variety in the world. Among them, the more popular varieties are: Mr. Lincoln.