annual herb

基本解釋

From 1984 to 1985 the author carried the experiment on annual and biennial herb flowers soilless seedling in Northeast Forestry University flowers garden.
于1984年—1985年在東北林業(yè)大學(xué)花圃，對(duì)一二年生草花進(jìn)行了無土育苗試驗(yàn)。
Flower size variation at the inflorescence and individual levels and its trade-off with flower number were evaluated in annual herb, Polygonum hydropiper(Polygonaceae).
探討一年生植物水蓼花大小在花序上和個(gè)體上的變化及花大小與花數(shù)量的權(quán)衡關(guān)系。
A tropical Asian annual herb(Abutilon theophrasti) naturalized in the United States, having large, velvety, heart-shaped leaves and yellow flowers. It is an important fiber plant in northern China.
苘麻一種熱帶亞洲的一年生草本植物（苘麻屬苘麻錦葵科），原產(chǎn)于美國(guó)，具有大而光滑的心形葉子和黃色花朵。它是中國(guó)北部的一種重要的纖維。
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