One Invasive, One Native, Both Deadly
Traditional / reference
Abstract
University extension article on poison hemlock (Conium maculatum) and water hemlock: states that poison hemlock has tiny white flowers forming an umbel, similar to dill, parsnip or carrot, and that all parts are extremely toxic. Anchors the specific resemblance between poison hemlock and dill (Anethum graveolens).
How to cite
Washington State University Extension, Yakima County (2025) 'One Invasive, One Native, Both Deadly'. Available at: https://extension.wsu.edu/yakima/2025/08/09/one-invasive-one-native-both-deadly/
This reference is part of the evidence base for the Omnia Sana plant database. Source links open the original publication; Omnia Sana does not host third-party content.