Main Characteristics of Plants in the Rosaceae Family

The main characteristic of plants in the Rosaceae family is that the leaves are all alternate.

Often with stipules, flowers are hermaphroditic when in bloom, relatively neat, the receptacle is partially convex and later depressed in a whorled arrangement, the flowers are large, the styles are separated, united, lateral or terminal, basal, with many different forms, and the fruits are mostly achenes, pears and drupes.

Rosaceae has a long history of ornamental cultivation, as an important traditional ornamental plants, often used in gardens. In ancient gardens, the choice and application of plants are y influenced by cultural symbolism. People often use Rosaceae plants as ornamental themes applied to the garden, Rosaceae plants in ancient gardens in the form of flower beds, solitary plants, clusters, groups of plants and other forms.

According to the structure of the fruit and flowers, Rosaceae can be divided into four subfamilies:

1, Hydrangea subfamily

Shrubs, rare herbs, simple or sparsely compound leaves, leaf blades entire or serrate, often not stipular or sparsely stipular; free or basally connate; ovary superior, with 2 to most pendulous ovules; fruit ripening for more than Fruit mostly sparsely dehiscent capsules at maturity.

2, Apple subfamily

Shrubs or trees, simple or compound, often with stipules; mostly united with the inner wall of the cupular receptacle; ovary inferior, semi-inferior, very rarely superior; fruit fleshy pome or berry-like at maturity, sparsely drupelike.

3, Rosaceae

Shrubs or herbs, compound, sparsely simple, often with stipules; carpels often numerous, free, ovary superior; fruits achenes at maturity, inserted in or on inflated fleshy receptacles.

4, Li subfamily

Trees or shrubs, simple leaves, with stipules; carpels 1, ovary superior, containing 2 pendulous ovules in 1 chamber; fruit a drupe, fleshy at maturity, mostly indehiscent or very sparsely so.