Learn how to identify are remove poison hemlock. Conium maculatum, commonly known as hemlock (british english) or poison hemlock (in north america), is a highly poisonous flowering plant in the carrot family apiaceae. Conium maculatum, commonly known as hemlock or poison hemlock, is a highly poisonous flowering plant in the carrot family apiaceae. Poison hemlock (conium maculatum) is a highly toxic plant that’s a member of the carrot family. Hemlock can grow 2 to 10 feet tall. Poison hemlock is a biennial, herbaceous weed in the carrot family (apiaceae). It is very toxic and sheep, cattle, swine, horses, and other domestic animals are poisoned by eating small amounts of green or dried plant. However, you should still be careful when handling poison hemlock. It is native to europe and the mediterranean but has naturalized in the united states and become problematic. In very rare instances, hemlock poisoning can occur after t. Sonous juice to commit suicide. To poison political prisoners. Poison hemlock isn’t like poison ivy, poison oak or poison sumac. Perhaps the most renowned prisoner to die from the plant was socrates in athens in 329 b. c. It has small, white flowers with petals that grow in an umbrella-shaped cluster. It is highly toxic and can be fatal to people and livestock. · poison hemlock (conium maculatum ) is a noxious invasive weed and is highly toxic. See full list on my. clevelandclinic. org The plant has a white root and a hollow stem with purple splotches. Each flower develops into a green, ribbed fruit that contains seeds. Native americans once used hemlock toxins as a component of the poi. Condemned to die, he drank the po. · this weed is a tall, invasive, and highly poisonous weed that is sometimes mistaken for one of its crop relatives. Poison hemlock identification can be difficult because it resembles other plants. You usually won’t get a rash from touching it. It’s commonly mistaken for wild carrot, wild parsnip or wild parsley. This can lead you to accidentally eat it (ingestion). Most of the time, hemlock is only poisonous if ingested. It is also extremely poisonous to humans. Every part of the hemlock plant is poisonous, including the seeds, root, stem, leaves and fruit. In people with sensitive skin, dermatitiscan develop. It is also commonly mistaken for queen annes lace (daucus carota). Many states have listed it as a noxious weed. It can be fatal if ingested. Poison-hemlock is sometimes confused with western water hemlock, a more deadly species, because the names are similar.