Solidago canadensis

From Wikipedia, the free encyclopedia

Canada goldenrod
Scientific classification
Kingdom: Plantae Division: Magnoliophyta Class: Magnoliopsida Order: Asterales Family: Asteraceae Tribe: Astereae Genus: Solidago Species: S. canadensis
Binomial name
Solidago canadensis L.

Solidago canadensis (Canada golden-rod, Canada goldenrod) is an herbaceous perennial plant of the family Asteraceae native to the United States. It is often grown as a wildflower.

The plant is erect, often forming colonies. Flowers are small yellow heads held above the foliage on a branching inflorescence.

[edit] Invasive Species

In many parts of Europe and China, it has become established as an invasive weed.

In the eastern and southeastern part of China, particularly the provinces of Zhejiang, Jiangsu, Jiangxi and Shanghai, its invasion has reached pandemic levels and is causing widespread concern. It was reported the invasion of the Canada Golden-rod and other invasvie plants has caused the extinction of 30 native plants in Shanghai. ^[1]. In the city of Ningbo, Zhejiang, it decimated local orange harvest.^[2]. It is still spreading across China, and sightings have been reported in as far as Yunnan province. Various national and provincial authorities have been on high alert.

[edit] References

• Blanchan, Neltje (2005). Wild Flowers Worth Knowing. Project Gutenberg Literary Archive Foundation. 

1. ^ Jiangsu's battle with Canada Goldenrod (Chinese)
2. ^ Jiaodianfangtan (Chinese)

[edit] External links

• U.S. Geological Survey: Solidago canadensis