Ratibida pinnata

ClassificationDicots
FamilyAsteraceae
Family (Traditional)Asteraceae
GenusRatibida
Species:Ratibida pinnata (Vent.) Barnhart
Common NameGrayhead Prairie Coneflower; Pinnate Prairie Coneflower
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: CCNMP; Natural Area Presence: GILES; Natural Area Presence: LC; Natural Area Presence: TRG; Natural Area Presence: WOLF; 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: May; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Leaf Arrangement: alternate; Leaf Arrangement: basal; Leaf Complexity: simple; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaflet Margins: lobed; Leaflet Number: 0; Anther Type: Basifixed; Base Flower Color: Brown (incl. Maroon); Base Flower Color: Purple; 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; Inflorescence Types: solitary; 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 7
StatusNative; TN[SNR] KY[S4] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

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.

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  • 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

Synonyms (2)

SynonymFull Citation
Lepachys pinnata Lepachys pinnata Torr. & A.Gray
Rudbeckia pinnata Rudbeckia pinnata Vent.

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: Barren (KY), Bracken (KY), Breckinridge (KY), Bullitt (KY), Caldwell (KY), Calloway (KY), Christian (KY), Clark (KY), Crittenden (KY), Edmonson (KY), Fayette (KY), Fleming (KY), Franklin (KY), Garrard (KY), Hart (KY), Henry (KY), Jefferson (KY), Lewis (KY), Lincoln (KY), Logan (KY), Lyon (KY), Madison (KY), Nelson (KY), Pendleton (KY), Pike (KY), Pulaski (KY), Todd (KY), Trigg (KY), Warren (KY), Woodford (KY), Anderson (TN), Benton (TN), Bledsoe (TN), Cheatham (TN), Clay (TN), Davidson (TN), Franklin (TN), Giles (TN), Grundy (TN), Hamilton (TN), Hardin (TN), Jackson (TN), Knox (TN), Lewis (TN), Loudon (TN), McNairy (TN), Marion (TN), Marshall (TN), Maury (TN), Meigs (TN), Monroe (TN), Montgomery (TN), Roane (TN), Rutherford (TN), Union (TN), Warren (TN), White (TN), Williamson (TN), Wilson (TN)

Herbaria represented by specimen data listed below: APSC, BEREA, EKY, ETSU, HTTU, KNK, MTSU, SWMT, TENN, UCHT, UOS

Range of years during which specimens were collected: 1898 - 2019

Accession No. (click for full details)
County
State
Coll. Date
Collector &
Collection No.
Herbarium &
Herbarium Name Used
TENN-V-0229204 Anderson Tennessee 18 Jun 1972 A.J. Sharp
TENN
Ratibida pinnata
TENN-V-0229205 Anderson Tennessee 18 Jun 1972 A.J. Sharp
TENN
Ratibida pinnata
TENN-V-0229206 Anderson Tennessee 18 Jun 1972 A.J. Sharp
TENN
Ratibida pinnata
31234100284916 Barren Kentucky 30 Jun 1978 George P. Johnson
401
EKY
Ratibida pinnata
31234100284908 Barren Kentucky 30 Jun 1978 George P. Johnson
401
EKY
Ratibida pinnata
APSC0060204 Barren Kentucky
APSC
Ratibida pinnata
APSC0060205 Barren Kentucky
APSC
Ratibida pinnata
SWMT04229 Benton Tennessee 21 Jun 1984 Brent Hedges
85
SWMT
Ratibida pinnata
TENN-V-0229207 Bledsoe Tennessee 18 Jun 1972 A.J. Sharp
TENN
Ratibida pinnata
TENN-V-0229209 Bledsoe Tennessee 18 Jun 1972 A.J. Sharp
TENN
Ratibida pinnata
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Plant Photos

Ratibida pinnata - Ashley B. Morris
Ratibida pinnata - Ashley B. Morris
Ratibida pinnata - Ashley B. Morris
Ratibida pinnata - Ashley B. Morris
Ratibida pinnata - Ashley B. Morris
Ratibida pinnata - Ashley B. Morris
Ratibida pinnata - Dwayne Estes
Ratibida pinnata - Dwayne Estes
Ratibida pinnata - Dwayne Estes
Ratibida pinnata - Dwayne Estes
Ratibida pinnata - Dwayne Estes
Ratibida pinnata - Dwayne Estes
Ratibida pinnata - Joey Shaw
Ratibida pinnata - Joey Shaw
Ratibida pinnata - Joey Shaw
Ratibida pinnata - Joey Shaw
Ratibida pinnata - Joey Shaw
Ratibida pinnata - Joey Shaw
Ratibida pinnata - Joey Shaw
Ratibida pinnata - Joey Shaw
Ratibida pinnata - Milo Pyne
Ratibida pinnata - Milo Pyne
Ratibida pinnata - Sunny Fleming
Ratibida pinnata - Sunny Fleming
Ratibida pinnata - Tara Littlefield
Ratibida pinnata - Tara Littlefield
Ratibida pinnata - Tara Littlefield
Ratibida pinnata - Tara Littlefield
Ratibida pinnata - Theo Witsell
Ratibida pinnata - Theo Witsell
Ratibida pinnata - Theo Witsell
Ratibida pinnata - Theo Witsell