The origin of "Acacia" is "Acacia", which means that it symbolizes love and is a metaphor for the lovesickness of men and women

1. Introduction to Acacia

Acacia, a vine of the genus Acacia in the Fabaceae family The plant has slender stems, the old stems are dark brown and slightly woody, and the young stems are green; the leaves are alternate, with sparse hairs attached to the leaf rachis; the flowers are small, with short stems, and are generally lavender.

The fruit is yellow-green, generally rectangular or elongated. The seeds are oval, the upper part is red, and the part near the hilum is black and shiny. The flowering period is from March to May, and the fruiting period is from May to June. "Ancient and Modern Poetry" records that once upon a time, a man unfortunately died in a battle at the border in order to defend his family and country. His wife suffered to death under the Acacia tree, hence the name Acacia.

Acacia chinensis is native to Indonesia and is widely distributed in tropical and subtropical areas. In China, it is mainly distributed in Guangdong, Guangxi, Yunnan, Hong Kong, Taiwan and other provinces and regions. In terms of habits, Acacia chinensis mostly grows on dry hilly roadsides or in shrubs near the coast. It is often cultivated on roadside and next to houses in mountain villages. It likes warm and hot climates, and acidic clay loam soil is most suitable for growth. The propagation of Acacia chinensis is generally based on sowing seeds.

2. Morphological characteristics

Acacia is a vine. The stems are thin, branched, and sparsely covered with rusty white strigose hairs. Pinnately compound leaves; leaflets 8-13 pairs, membranous, opposite, nearly oblong, 1-2 cm long, 0.4-0.8 cm wide, apex truncate, with a small pointed tip, base nearly round, no upper surface Hairy, with sparse white strigose underneath; petiole short.

The racemes are axillary, 3-8 cm long; the inflorescence axis is thick and short; the flowers are small and densely packed into a head shape; the calyx is bell-shaped, with 4 lobed calyx teeth, covered with white strigose hairs; the corolla is purple with flags. The petanium is triangular in shape, and the wing petals and keel petals are relatively narrow; there are 9 stamens; the ovary is hairy.

The pods are oblong, with leathery petals, 2-3.5 cm long and 0.5-1.5 cm wide. They crack when mature and contain 2-6 seeds; the seeds are oval, smooth and shiny, and the upper part is about Two-thirds are bright red and the lower third is black. The flowering period is from March to June, and the fruiting period is from September to October.