[The Parsley Family in the Cascade Mountains of Oregon and Washington]

Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock

Cicuta douglasii

Synonym: Cicuta maculata var. californica

Underside details of an umbellet of Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica)

The photo above shows a close-up of the underside of one umbellet in the inflorescence of water hemlock as seen along Laurel Road at the western edge of Conboy Lake NWR.......July 2, 2006. Note the narrow bractlets at the base of the umbellet.

Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica) - Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica)

Water hemlock observed in the riparian area of the drained Howard Prairie Lake at Grizzly Creek Campground, Jackson County Parks......July 23, 2021.

Underside of the inflorescence of Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica) - Upper leaf surface of Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica)

Ventral leaf details of Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica) - Dorsal view of the umbel of Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica)

Water hemlock blooming in wetlands along the Willard Springs Trail, Conboy Lake National Wildlife Refuge........May 24, 2016.

Dorsal view of an umbellet of Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica)

The photo above shows a close-up of one umbellet of water hemlock as seen along Laurel Road at the western edge of Conboy Lake NWR........July 2, 2006. Note the wrinkled petals.

Inflorescence of Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica)

The photo above shows the umbel making up the inflorescence of water hemlock.

Ventral leaflet details of Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica)

The photo above shows the margin of a leaflet of water hemlock as seen along Laurel Road at the western edge of Conboy Lake NWR.......July 2, 2006. Note that the main lateral veins join the leaf margin in the notch between the teeth.

Corsal leaflet details of Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica)

The photo above shows a full leaflet of western water hemlock. Photographed in wetlands along the Willard Springs Trail in Conboy Lake NWR.......July 2, 2007.

Dorsal leaf surface of Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica)

The photo above shows the pinnately compound stem leaf of water hemlock as seen along Laurel Road at the western edge of Conboy Lake NWR........July 2, 2006.

Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica) - Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica)

The photo at left shows water hemlock as seen in a ditch along Laurel Road at the western edge of Conboy Lake NWR........July 2, 2006. The photo at right shows water hemlock blooming in wetlands along the Willard Springs Trail at Conboy Lake National Wildlife Refuge........September 17, 2017.


Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica) - Inflorescencde of Douglas' Water Hemlock, Douglas' Water-hemlock, Western Water-hemlock, Western Water-hemlock: Cicuta douglasii (Synonym: Cicuta maculata var. californica)

Water hemlock still blooming in wetlands along the Willard Springs Trail at Conboy Lake National Wildlife Refuge.......August 26, 2018.
Paul Slichter