2. What's the population of Yang Shuhua? Carl. Male inflorescence of Populus canadensis or several plants of the same genus.

Extended data:

Populus tomentosa is distributed in Liaoning, Hebei, Shanxi, Shaanxi, Gansu, Jiangsu, Anhui, Zhejiang and Henan.

Except Guangdong, Hainan, Yunnan and Tibet, Populus canadensis has been introduced all over China.

Growing environment:

1. Populus tomentosa: it likes to be born in temperate plain areas below 1500m, and it is also cultivated. Distributed in Liaoning, Hebei, Shanxi, Shaanxi, Gansu, Jiangsu, Anhui, Zhejiang, Henan and other places.

2. Canadian poplar: I like being born in a warm and humid area. In China, except Guangdong, Hainan, Yunnan and Tibet, it has been introduced from all over the country.

References:

Baidu Encyclopedia-Yang Shuhua