Helianthus giganteus

ClassificationFlowering Plants
FamilyAsteraceae
Family (Traditional)Asteraceae
GenusHelianthus
SpeciesHelianthus giganteus L.
Common NameTall sunflower; Giant sunflower
Growth HabitForb
DurationPerennial
Plant Notes**
C value 6
StatusNative, FACW (NWPL)
Specimens View and Download Specimen Details »

** Not applicable or data not available.

Subspecies and Varieties

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: Carroll, Cass, Elkhart, Floyd, Fulton, Greene, Henry, Howard, Kosciusko, LaGrange, Lake, Madison, Marshall, Morgan, Newton, Porter, Randolph, Starke, Steuben, Warren, White

Counties represented by specimen data listed below:

Herbaria represented by specimen data listed below: BUT

Range of years during which specimens were collected: 1874 - 1991

Accession No. (click for full details) County Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
Image
60696 LaGrange 03 Aug 1941 Charles M. Ek
BUT
Helianthus giganteus L.
56567 Cass 29 Aug 1939 Charles M. Ek
BUT
Helianthus giganteus L.
63854 Elkhart 02 Sep 1942 Charles M. Ek
BUT
Helianthus giganteus L.
45689 Howard 04 Oct 1936 Chas. W. Ek
BUT
Helianthus giganteus L.
150419 Warren 19 Sep 1991 Gayle Tonkovich
321
BUT
Helianthus giganteus L.
84526 Lake 15 Sep 1946 J. E. Potzger
10613
BUT
Helianthus giganteus L.
150416 Carroll 15 Jul 1874 J. M. Coulter
BUT
Helianthus giganteus L.
150418 Floyd 07 Sep 1928 No collector
9540
BUT
Helianthus giganteus L.
103704 Madison 20 Sep 1990 P. E. Rothrock
2206
BUT
Helianthus giganteus L.
5564 Morgan 21 Aug 1930 Ray C. Friesner
BUT
Helianthus giganteus L.
5565 Morgan 21 Aug 1930 Ray C. Friesner
BUT
Helianthus giganteus L.
56195 Kosciusko 30 Aug 1941 Ray C. Friesner
16226
BUT
Helianthus giganteus L.
4660 LaGrange 01 Sep 1930 Ray C. Friesner
2406
BUT
Helianthus giganteus L.
71611 Randolph 02 Sep 1944 Ray C. Friesner
18686
BUT
Helianthus giganteus L.
95264 Cass 02 Sep 1950 Ray C. Friesner
23727
BUT
Helianthus giganteus L.
83884 Henry 04 Sep 1948 Ray C. Friesner
22434
BUT
Helianthus giganteus L.
95078 Greene 05 Sep 1951 Ray C. Friesner
24632
BUT
Helianthus giganteus L.
4665 Steuben 10 Sep 1930 Ray C. Friesner
2402
BUT
Helianthus giganteus L.
62449 12 Sep 1942 Ray C. Friesner
17443
BUT
Helianthus giganteus L.
63458 Porter 12 Sep 1942 Ray C. Friesner
17477
BUT
Helianthus giganteus L.
56981 Fulton 13 Sep 1941 Ray C. Friesner
16383
BUT
Helianthus giganteus L.
63384 Newton 13 Sep 1942 Ray C. Friesner
17512
BUT
Helianthus giganteus L.
51833 Kosciusko 14 Sep 1940 Ray C. Friesner
14838a
BUT
Helianthus giganteus L.
51834 Kosciusko 14 Sep 1940 Ray C. Friesner
14838a
BUT
Helianthus giganteus L.
51811 Marshall 14 Sep 1940 Ray C. Friesner
14862
BUT
Helianthus giganteus L.
34596 Starke 15 Sep 1933 Ray C. Friesner
6875
BUT
Helianthus giganteus L.
51368 White 21 Sep 1940 Ray C. Friesner
14894
BUT
Helianthus giganteus L.
34715 Cass 26 Sep 1936 Ray C. Friesner
10138
BUT
Helianthus giganteus L.
150417 Madison 06 Sep 1990 Rich Dunbar
BUT
Helianthus giganteus L.
156652 LaGrange 9/21/2017 Scott Namestnik
3537
BUT
Helianthus giganteus L.
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