Slender Leafy Spurge (Euphorbia virgata)
History & Introduction Slender leafy spurge is a species of spurge native to Europe and Asia but is considered invasive in the United States. The plant was introduced in several … Read more
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Floating Water Primrose (Ludwigia peploides)
History and Introduction L. peploides is an emergent, aquatic perennial species that is native to South and Central America, parts of North America, and likely, Australia. L. peploides was introduced … Read more
Juliana’s Barberry (Berberis julianae)
History & Introduction Berberis julianae, commonly known as wintergreen barberry or Juliana’s barberry, is native to Central China. It was introduced into cultivation in the United Kingdom in 1900, and … Read more
Christmas Berry (Photinia villosa)
History & Introduction Introduced from its native Korea, Japan and China in the 1860’s, Photinia villosa has been a popular ornamental shrub for over a century. It is now naturalized … Read more
Orange candleflower (Arum italicum)
History & Introduction Orange candleflower (Arum italicum) is a herbaceous perennial, a member of the Araceae family, and a native of Asia, Europe, and North Africa. It has been introduced … Read more
Black Jetbead (Rhodotypos scandens)
LIISMA Tier 5: Monitor History and introduction Likely for its attractive white flowers that bloom in the spring, black jetbead was introduced into the ornamental trade from China, Korea, and … Read more
Kudzu (Pueraria montana)
Family: Fabaceae • Life Form: Vine • Tier: 4 History and introduction Kudzu is native to parts of east Asia. While it was brought to the United States in the … Read more
Salt Cedar (Tamarix spp.)
Background Saltcedar (Tamarix spp.) also known as tamarisk or smoke tree, is a rapidly growing deciduous shrub native to Eurasia and Asia. It was introduced to North America as an ornamental plant … Read more
Water Hyacinth (Eichhornia crassipes)
History & Introduction Native to Brazil, this aquatic floating plant was first Introduced to the United States in the 1884 as an ornamental plant for water gardens during the Cotton … Read more
Butterfly Bush (Buddleja davidii)
Butterfly Bush, Orange-eye butterfly bush, summer lilac Buddleja davidii Family: Scrophulariaceae History & Introduction Butterfly bush is native to China. It was sought out as an ornamental plant due to … Read more
