Conium maculatum

ClassificationFlowering Plants
FamilyApiaceae
Family (Traditional)Apiaceae
GenusConium
SpeciesConium maculatum L.
Common NamePoison hemlock
Growth HabitForb
DurationBiennial
Plant Notes**
C value N/A
StatusNot Native, Invasive, FACW (NWPL)
Specimens View and Download Specimen Details »

** Not applicable or data not available.

Subspecies and Varieties

Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Conium divaricatum Conium divaricatum  

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on an accession number to view full details; click on column headers to sort.

Counties included on distribution map: Allen, Carroll, Cass, Dearborn, Franklin, Howard, Madison, Marion, Miami, Montgomery, Parke, Tippecanoe, Wabash

Counties represented by specimen data listed below:

Herbaria represented by specimen data listed below: BUT

Range of years during which specimens were collected: 1919 - 2009

Accession No. (click for full details) County Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
Image
64159 Tippecanoe 10 Jun 1942 Charles M. Ek
BUT
Conium maculatum L.
63499 Howard 09 Jul 1942 Charles M. Ek
BUT
Conium maculatum L.
45626 Howard 23 Jul 1935 Chas. W. Ek
BUT
Conium maculatum L.
154627 Madison 07 Jun 2009 Donald G. Ruch
16946
BUT
Conium maculatum L.
152651 Montgomery 05 Jun 1919 O. A. Plunkett
11521
BUT
Conium maculatum L.
153122 Marion 26 May 2006 P. A. Scott
2189
BUT
Conium maculatum L.
151214 Parke 15 May 2004 R. K. Scott
188
BUT
Conium maculatum L.
80684 Franklin 07 Jun 1947 Ray C. Friesner
21385
BUT
Conium maculatum L.
39828 Cass 08 Jun 1936 Ray C. Friesner
9679
BUT
Conium maculatum L.
76299 Carroll 08 Jun 1946 Ray C. Friesner
20378
BUT
Conium maculatum L.
47476 Miami 10 Jun 1939 Ray C. Friesner
13488
BUT
Conium maculatum L.
54589 Wabash 14 Jun 1941 Ray C. Friesner
15296
BUT
Conium maculatum L.
67880 Carroll 19 Jun 1943 Ray C. Friesner
17721
BUT
Conium maculatum L.
100397 Dearborn 01 Jul 1950 Ray C. Friesner
23455
BUT
Conium maculatum L.
91962 Dearborn 01 Jul 1950 Ray C. Friesner
23455
BUT
Conium maculatum L.
41600 Allen 02 Jul 1938 Ray C. Friesner
12374
BUT
Conium maculatum L.
41601 Allen 02 Jul 1938 Ray C. Friesner
12374
BUT
Conium maculatum L.
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