Leaves basal or cauline, cauline leaves sessile, alternate, opposite or whorled; It is simple, linear or generalized.
Flowers are actinomorphic, unisexual, monoecious or dioecious, rarely bisexual, inserted in one spathe or two opposite bracts, with many males and solitary females; Perianth 1-2 rows, 3 pieces in each row; Stamens 3 to many; The ovary has a lower cavity with 3-6 lateral placentations; Style is usually the same as placenta; Many ovules.
The fruit is spherical to linear, dry or fleshy, and irregularly cracked.
Extended data:
There are about 80 species of Myrtaceae in 18 genus, which are widely distributed all over the world. There are 9 genera and 25 species in China, which are distributed all over the country.
According to Cronquist classification of 198 1 year, it was classified as Hydroptera alone, and 1998 was incorporated into Alismata according to APG classification, and some genera originally classified as other families were merged, such as Sargassum.
In Taiwan Province Province, Zoysia japonica, Zoysia caudata, Zoysia japonica, Euonymus japonicus, Euonymus japonicus, Sophora alopecuroides and Sophora alopecuroides all belong to Celastraceae, but they are distributed all over the island except the eastern region. However, due to public hazards such as snails, these wild families and species have a great decreasing trend.
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