Cicuta may be confused with a number of other edible and poisonous plants. The common name hemlock may also be confused with poison hemlock ("Conium maculatum"), or with the Hemlock tree. Water hemlock is considered one of North America's most toxic plants, being highly poisonous to humans. Three members of the genus contain a toxin named cicutoxin which causes central nervous system stimulatory effects including seizures following ingestion. Medical treatment of poisoning may include the use of activated charcoal to decrease gastrointestinal absorption of the toxic principle along with supportive care including anticonvulsant drugs such as a benzodiazepine. High doses of
Asparagus (genus) are dioecious species, with male and female flowers on separate plants. , the World Checklist of Selected Plant Families accepts 212 species of "Asparagus", including: "A. asparagoides", known as bridal creeper, is a problematic weed in southern Australia. "A. asparagoides", "A. aethiopicus" (under the name "A. densiflorus") and "A. scandens" are listed on the New Zealand National Pest Plant Accord since they are invasive plants. Asparagus (genus) Asparagus is a genus of flowering plants in the family Asparagaceae, subfamily Asparagoideae. It comprises up to 300 species. Most are evergreen long-lived perennial plants growing from the understory as lianas, bushes or