Water Hemlock

Synonyms:   Spotted Water Hemlock

Scientific Name:   Cicuta maculata


Most violently toxic plant that grows in North America.

Photo of Water Hemlock Photo of Water Hemlock
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Water Hemlock

Genus species: Cicuta maculata
Common Names: Water Hemlock, Spotted Water Hemlock
Family Name: Apiaceae  
Annual, biennial, or perennial herbs, often aromatic and with hollow stems; leaves alternate or basal, simple to highly dissected, the petiole bases often sheathing; flowers bisexual or unisexual, mostly regular in simple to compound umbels; fruit a schizocarp.
Seed Type: Angiosperm
Origin:  
Native: native to North America.
Non-native: not native to North America.
Introduced Native: native to North
America, but not Rowe Woods.
* Definitions based on the USDA
terminology
Native
Category:Wildflower
Flower Color:White
CNC Habitat: Krippendorf Arboretum
Identified by:J.D. Mancini
Months in Bloom:  
The highlighted month(s) in this chart indicates the month(s) the plant has been observed blooming.
Jan Feb Mar Apr May Jun
Jul Aug Sep Oct Nov Dec