Helianthus occidentalis

ClassificationFlowering Plants
FamilyAsteraceae
Family (Traditional)Asteraceae
GenusHelianthus
SpeciesHelianthus occidentalis Riddell
Common NameWestern sunflower
Growth HabitForb
DurationPerennial
Plant Notes**
C value 9
StatusNative, FACU- (NWPL)
Specimens View and Download Specimen Details »

** Not applicable or data not available.

Synonyms

No synonyms exist for this species.

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: Benton, Cass, Elkhart, Harrison, Jasper, LaGrange, Marion, Porter, Pulaski, Starke, Tippecanoe, White

Counties represented by specimen data listed below:

Herbaria represented by specimen data listed below: BUT

Range of years during which specimens were collected: 1922 - 1950

Accession No. (click for full details) County Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
Image
64118 Elkhart 02 Sep 1942 Charles M. Ek
BUT
Helianthus occidentalis Riddell
64011 12 Sep 1942 Charles M. Ek
BUT
Helianthus occidentalis Riddell
49677 Tippecanoe 04 Sep 1938 Chas. W. Ek
BUT
Helianthus occidentalis Riddell
94448 Porter 17 Aug 1924 Marcus W. Lyon, Jr.
BUT
Helianthus occidentalis Riddell
92889 Porter 27 Aug 1922 Marcus W. Lyon, Jr.
BUT
Helianthus occidentalis Riddell
54650 Elkhart 02 Aug 1941 Ray C. Friesner
15853
BUT
Helianthus occidentalis Riddell
54025 LaGrange 02 Aug 1941 Ray C. Friesner
15952
BUT
Helianthus occidentalis Riddell
5655 Benton 27 Aug 1929 Ray C. Friesner
BUT
Helianthus occidentalis Riddell
13967 Cass 31 Aug 1933 Ray C. Friesner
6424
BUT
Helianthus occidentalis Riddell
37565 Harrison 01 Sep 1937 Ray C. Friesner
11324
BUT
Helianthus occidentalis Riddell
8781 White 03 Sep 1931 Ray C. Friesner
3417
BUT
Helianthus occidentalis Riddell
44066 Starke 03 Sep 1938 Ray C. Friesner
12806
BUT
Helianthus occidentalis Riddell
44065 Starke 03 Sep 1938 Ray C. Friesner
12806
BUT
Helianthus occidentalis Riddell
44067 Starke 03 Sep 1938 Ray C. Friesner
13806
BUT
Helianthus occidentalis Riddell
86109 Jasper 03 Sep 1949 Ray C. Friesner
22962
BUT
Helianthus occidentalis Riddell
7754 Pulaski 04 Sep 1931 Ray C. Friesner
3483
BUT
Helianthus occidentalis Riddell
7757 Pulaski 04 Sep 1931 Ray C. Friesner
3483
BUT
Helianthus occidentalis Riddell
7831 Jasper 05 Sep 1931 Ray C. Friesner
3583
BUT
Helianthus occidentalis Riddell
103125 Tippecanoe 07 Sep 1950 Ray C. Friesner
23774
BUT
Helianthus occidentalis Riddell
94727 Tippecanoe 07 Sep 1950 Ray C. Friesner
23774
BUT
Helianthus occidentalis Riddell
5338 Benton 09 Sep 1929 Ray C. Friesner
BUT
Helianthus occidentalis Riddell
16158 Porter 14 Sep 1933 Ray C. Friesner
6783
BUT
Helianthus occidentalis Riddell
16150 Starke 15 Sep 1933 Ray C. Friesner
6871
BUT
Helianthus occidentalis Riddell
39704 Harrison 25 Sep 1937 Ray C. Friesner
11610
BUT
Helianthus occidentalis Riddell
39705 Harrison 25 Sep 1937 Ray C. Friesner
11610
BUT
Helianthus occidentalis Riddell
39706 Harrison 25 Sep 1937 Ray C. Friesner
11610
BUT
Helianthus occidentalis Riddell
39707 Harrison 25 Sep 1937 Ray C. Friesner
11610
BUT
Helianthus occidentalis Riddell
28148 Pulaski 05 Oct 1935 Ray C. Friesner
9438
BUT
Helianthus occidentalis Riddell
34735 White 20 Aug 1933 Scott McCoy
3309
BUT
Helianthus occidentalis Riddell
29814 Marion William N. Clute
BUT
Helianthus occidentalis Riddell
64649 Tippecanoe 01 Oct 1942 Charles M. Ek
BUT
Helianthus occidentalis Riddell
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