Helianthus smithii

Classification	Dicots
Family	Asteraceae
Family (Traditional)	Asteraceae
Genus	Helianthus
Species:	Helianthus smithii Heiser
Common Name	Smiths Sunflower
Growth Habit	forb
Plant Notes	**
Characteristics	Armaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Xeric; Moisture Requirements: Sub-xeric; Moisture Requirements: Dry-mesic; Region of Origin: North America; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Leaf Arrangement: alternate; Leaf Arrangement: opposite; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaflet Margins: serrulate; Leaflet Number: 0; Anther Type: Basifixed; Base Flower Color: Yellow; Carpel Number/Pistil: 1; Fruit Complexity: Simple; Fruit Dehiscence: No; Fruit Type: Cypsela; Fruit Wet/Dry: Dry; Hypanthium Present: No; Inflorescence Position: terminal; Inflorescence Types: corymb/cyme/umbel; Inflorescence Types: head; Ovary Position: Inferior; Overall Flower Symmetry: Actinomorphic; Overall Flower Symmetry: Zygomorphic; Ovules per Carpel: 1; Perianth Present: Yes; Petal Fusion: Yes; Petal Number: 5; Pistil Complexity: Simple; Pistil Number: 1; Placentation Type: Basal; Sepal Fusion: N/A; Sepal Number: N/A; Sexuality: monoclinous; Sporangium Arrangement: N/A; Stamen Number: 5; Tepal Number: N/A
C value
Status	Native; TN[S1S2] (State Rank); G2Q (Global Rank)
Specimen(s)	View and Download Specimen Details »

** Not applicable or data not available.

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Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

State Boundaries
Counties
Counties - Species Present

Ecoregions

Southeastern Plains
- Blackland Prarie
Blue Ridge Mountains
Ridge and Valley
Cumberland Plateau
Cumberland Mountains
Allegheny Plateau

Interior Plateau
- Bluegrass Region
- Nashville Basin
- Pennyroyal Karst Plain
- Western Highland Rim
- Eastern Highland Rim

Interior River Valleys and Hills
- Shawnee / Caseyville Hills
Mississippi Alluvial Plain
Mississippi Valley Loess Plains
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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 the accession number to view details; click on column headers to sort.

Counties included on distribution map: Blount (TN), Franklin (TN), Marion (TN), Polk (TN), Sequatchie (TN)

Herbaria represented by specimen data listed below: APSC, EKY, TENN, UCHT, VDB

Range of years during which specimens were collected: 1961 - 1987

Accession No. (click for full details)	County	State	Coll. Date	Collector & Collection No.	Herbarium & Herbarium Name Used
TENN-V-0230493	Blount	Tennessee			TENN Helianthus smithii
TENN-V-0230494	Blount	Tennessee	06 Sep 1961	Janice Beatley	TENN Helianthus smithii
BRIT539024	Sequatchie	Tennessee	29 Aug 1982	R. Kral 68795	VDB Helianthus smithii
31234100262763	Franklin	Tennessee	07 Aug 1987	Ronald L. Jones 5270d	EKY Helianthus smithii
APSC0048734	Sequatchie	Tennessee			APSC Helianthus smithii
TENN-V-0230497	Polk	Tennessee			TENN Helianthus smithii
TENN-V-0230495	Blount	Tennessee	06 Sep 1961	Janice Beatley	TENN Helianthus smithii
APSC0044618	Marion	Tennessee			APSC Helianthus smithii
APSC0035831	Polk	Tennessee			APSC Helianthus smithii
BRIT539023	Marion	Tennessee	04 Oct 1978	R. Kral 62802	VDB Helianthus smithii
TENN-V-0230496	Polk	Tennessee			TENN Helianthus smithii
UCHT040052	Polk	Tennessee			UCHT Helianthus smithii
BRIT539022		Tennessee	19 Sep 1979	R. Kral 64344	VDB Helianthus smithii

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Helianthus smithii

Related Links

Species Distribution Map

Ecoregions

Synonyms

Specimens and Distribution

Plant Photos