1, abutilon

Abutilon is an annual semi-shrub herb of Malvaceae, with hairy stems and branches. Leaves are round and heart-shaped, with crenulate edges and densely stellate pilose on both sides; Petiole is stellate villous; Stipules fall off early. Flowers solitary in leaf axils, pedicels pilose; Calyx cup-shaped, lobes ovate; The flowers are yellow and the petals are obovate. Capsule hemispherical, seeds kidney-shaped, brown, stellate pilose. The flowering period is July-August.

Step 2 be distressed

Artemisia argyi is a perennial herb of Artemisia in Compositae or a slightly semi-shrub-like plant with strong fragrance. The taproot is obvious, slightly thicker and longer, with a diameter of 1.5 cm and many lateral roots. Stems solitary or few, 80- 150(-250) cm tall.

The leaves are thick and papery, with grayish white pubescence and white glandular spots and small pits. The head is oval, 2.5-3.5 mm in diameter, sessile or subsessile. Achenes oblong or oblong. The flowering and fruiting period is July -65438+ 10.

3. Imperata

Imperata is a perennial herb of Gramineae and Imperata, with erect stems, up to 80 cm high and hairless nodes. Leaf sheaths gather at the base of the stalk, the ligule is membranous, the stalk leaves are narrow and linear, usually rolled in, the top is prickly, the lower part is narrow and hard, and the base is hairy.

The panicle is compact, the first lemma is ovoid-lanceolate, the second lemma is almost equal to its palea, ovoid, with teeth and cilia at the top; The style is slender, purple-black, and the caryopsis is oval. The flowering and fruiting period is from April to June.

4, dog tail grass

Pulsatilla multiflora, alias Setaria viridis, belongs to Gramineae and Millet. Roots are whisker-like, and tall plants have supporting roots. The base of the stalk is erect or bent, with a height of 10- 100 cm and a diameter of 3-7 mm.

Leaf sheaths are loose, hairless or sparsely pilose or verrucous, with long and dense woolly cilia at the edges; Has the effects of expelling pathogenic wind, improving eyesight, clearing away heat and promoting diuresis. Born in the wilderness and roadside below 4000 meters above sea level, it is a common weed in dry land crops.

The above contents refer to Baidu Encyclopedia-Dog Tail Grass.

The above contents refer to Baidu Encyclopedia-Imperata.

The above contents refer to Baidu Encyclopedia -Ai.

The above contents refer to Baidu Encyclopedia-Buma.