In front of the car
The scientific name Plantago asiatica L. is a perennial herbaceous plant. Alias ​​wheel leek, wild beets. distributed. Several times throughout the country, it is more common in the north of the Yangtze River. The main damage is wheat, vegetables, fruit trees.
Morphological characteristics Short and thick rhizomes, fibrous roots clustered. Leaf ovate to broadly ovate, margin irregularly undulate blunt teeth or edges, both surfaces glabrous or pubescent. Calyx erect, numerous, plant height 20 to 40cm, short pubescent; spikes fine small cylindrical flowers more, greenish white; sepals broadly triangular, shorter than calyx lobes; floral statues with 4 deep lobes, lobes Obovate, flowers lanceolate, 4-lobed; 4 stamens, exserted. Oval fruit oval, containing 5-8 oval seeds.
Ecological features were born in the ditch, roadside, floodplain, and pond sides that were more humid. Low wet farmland suffers heavy damage. Heilongjiang emerged in early May and only vegetative growth occurred in the same year. Overwintering buds were produced in August and September, and new strains grew in early May of the following year. They matured in late August. The Shanghai area began to occur in late September, peaking in mid-to-late October and growing throughout the year. Jubilee from April to May is strong.
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