Rhododendron simsii Planch. is a deciduous shrub of the Rhododendron genus in the Ericaceae family, standing 2-5 meters tall with numerous and slender branches. The leaves are leathery and often gather at the ends of branches, forming an oval, elliptical, or inverted shape. The front end is short and gradually becomes pointed, and the edges of the leaves are slightly curled and have fine teeth. The upper part is dark green, and the lower part is light white; The corolla is broad funnel-shaped and inverted, usually 2-6 clusters growing at the top of the branch, with rose, bright red or dark red colors. The flowering period is from April to May, and the fruiting period is from June to August.

Sanhua Rhododendron evergreen shrub sparse small tree, 1-4 meters high; The leaves are usually leathery, with no hair on both sides. The inflorescence grows axillary at the top or at the same time, and the short raceme grows near the umbrella shape. The flowers are few to many, usually three; Calyx undeveloped, circular or with short lobes; The ovary is 5-chambered, densely covered with scales, usually hairless, rarely soft haired, and the capsule is usually oblong. Seeds without wings. The flowering period is from May to June, and the fruiting period is from July to August. Under mountain shrubs, oak forests, alpine pine forests or spruce and fir forests, at an altitude of 2500-3700 meters. Distributed in China, Myanmar, India, Bhutan, Sikkim, and Nepal. This species is cultivated and has high horticultural value.

Rhododendron is a deciduous shrub of the Rhododendron genus in the Ericaceae family, standing 2-5 meters tall with numerous and slender branches. The leaves are leathery and often gather at the ends of branches, forming an oval, elliptical, or inverted shape. The front end is short and gradually becomes pointed, and the edges of the leaves are slightly curled and have fine teeth. The upper part is dark green, and the lower part is light white; The corolla is broad funnel-shaped and inverted, usually 2-6 clusters growing at the top of the branch, with rose, bright red or dark red colors. The flowering period is from April to May, and the fruiting period is from June to August. Enduring shade and preferring warmth, evergreen rhododendrons can only grow well in humid and cool mountain air. Rhododendron is one of the three famous wild flowers in China and also one of the four major alpine flowers in the world.

Rhododendron is a deciduous shrub of the Rhododendron genus in the Ericaceae family, standing 2-5 meters tall with numerous and slender branches. The leaves are leathery and often gather at the ends of branches, forming an oval, elliptical, or inverted shape. The front end is short and gradually becomes pointed, and the edges of the leaves are slightly curled and have fine teeth. The upper part is dark green, and the lower part is light white; The corolla is broad funnel-shaped and inverted, usually 2-6 clusters growing at the top of the branch, with rose, bright red or dark red colors. The flowering period is from April to May, and the fruiting period is from June to August. It is concentrated in the southwestern and southern regions of China. Rhododendrons prefer acidic and fertile soil. Enduring shade and preferring warmth, evergreen rhododendrons can only grow well in humid and cool mountain air.

Labrador Juniperus evergreen shrub, short, branched, containing resin. Leaves with short stalks, leathery, narrow and round, entire margin, curled edges, rust brown or soft hairs below. The flowers are small, white, and have multiple flowers forming a terminal umbel like inflorescence; The base of the flower stem has bracts; The corolla is white, the filaments are filamentous, the ovary is ovoid, covered with scales, the capsule is elliptical, and there are many seeds. The seeds are small, the outer seed coat is loose, and the endosperm is fleshy. Distributed in North America, in the Labrador Peninsula of Canada, it uses Labrador Du Xiang as a substitute for tea, hence also known as Labrador tea. Labrador Duxiang is one of the subspecies of Duxiang. Belonging to shrubs or dwarf shrubs, with upright or upward or outward leaning stems.