Poison Hemlock     Information
INVASIVE
Scientific Name:Conium maculatum


NOTES: Invasive biennial, extremely toxic if eaten. Native to Europe and North Africa.

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Poison Hemlock
Genus species: Conium maculatum
Common Name: Poison 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
Nonnative
Category:Wildflower
Flower Color:White
CNC Habitat: Krippendorf Arboretum
Identified by:M. Becus
Months in Bloom:  
The highlighted month(s) in this chart indicate when the plant has been observed blooming.
Jan Feb Mar Apr May Jun
Jul Aug Sep Oct Nov Dec