Conyza ramosissima

ClassificationDicots
FamilyAsteraceae
Family (Traditional)Asteraceae
GenusConyza
SpeciesConyza ramosissima Cronquist
Common Namedwarf horseweed
Growth Habitforb
Plant NotesLeaf Persistance: Deciduous; Habit: forb; Woody/Herbaceous: herbaceous; Terrestrial/Aquatic: Terrestrial;
Leaf Arrangement: Alternate; Simple/Compound: Simple; Leaf Complexity: 0; Leaf Type: Broadleaf;
Hypanthium: No; Perianth Absent: No; Fruit Color: ;
*Average C-Value: 0.1
C value 0
StatusNative; TN[SNR] KY[S5] (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.

  • 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

SynonymFull Citation
Erigeron divaricatus Erigeron divaricatus Michx.
Leptilon divaricatum Leptilon divaricatum Raf.

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: Butler (KY), Christian (KY), Simpson (KY), Bledsoe (TN), Carroll (TN), Cumberland (TN), DeKalb (TN), Franklin (TN), Haywood (TN), Lake (TN), Marion (TN), Maury (TN), Montgomery (TN), Obion (TN), Putnam (TN), Robertson (TN), Rutherford (TN), Stewart (TN), Wilson (TN)

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

Range of years during which specimens were collected: 1897 - 2017

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
TENN-V-0223886 DeKalb Tennessee
TENN
Erigeron divaricatus
TENN-V-0223893 Wilson Tennessee
TENN
Erigeron divaricatus
TENN-V-0223888 Maury Tennessee
TENN
Erigeron divaricatus
TENN-V-0223887 Lake Tennessee
TENN
Erigeron divaricatus
TENN-V-0210345 Robertson Tennessee A. Gattinger
TENN
Erigeron divaricatus
TENN-V-0223889 Montgomery Tennessee
TENN
Erigeron divaricatus
TENN-V-0223891 Rutherford Tennessee
TENN
Erigeron divaricatus
TENN-V-0223890 Obion Tennessee
TENN
Erigeron divaricatus
TENN-V-0223892 Rutherford Tennessee
TENN
Erigeron divaricatus
APSC0026960 Montgomery Tennessee
APSC
Erigeron divaricatus
APSC0092967 Simpson Kentucky 15 Jul 2017 Mason Brock
APSC
Erigeron divaricatus
APSC0026934 Stewart Tennessee
APSC
Erigeron divaricatus
HTTU029759 Putnam Tennessee
HTTU
Conyza ramosissima
HTTU029758 Putnam Tennessee
HTTU
Conyza ramosissima
N/A Franklin Tennessee 07 Jun 1897 H. Eggert
UCHT
Erigeron divaricatus
N/A Carroll Tennessee H. Eggert
UCHT
Erigeron divaricatus
31234100232287 Butler Kentucky 11 Sep 1992 Landon E. McKinney
5275
EKY
Conyza ramosissima
31234100232295 Tennessee 21 May 1907 H. Garman
s.n.
EKY
Conyza ramosissima
TENN-V-0223884 Bledsoe Tennessee
TENN
Erigeron divaricatus
TENN-V-0223885 Cumberland Tennessee
TENN
Erigeron divaricatus
APSC0026958 Christian Kentucky 22 Jun 1994 Edward Chester
APSC
Erigeron divaricatus
APSC0026946 Haywood Tennessee
APSC
Erigeron divaricatus
APSC0026959 Montgomery Tennessee
APSC
Erigeron divaricatus
HTTU029760 Putnam Tennessee
HTTU
Conyza ramosissima
MTSU021738 Rutherford Tennessee 01 Jun 1953 E. Rucker
MTSU
Erigeron divaricatus
N/A Franklin Tennessee 10 Sep 1898 H. Eggert
UCHT
Erigeron divaricatus
N/A Carroll Tennessee 05 Aug 1897 H. Eggert
UCHT
Erigeron divaricatus
N/A Robertson Tennessee A. Gattinger
UCHT
Erigeron divaricatus
ucht028732 Marion Tennessee
UCHT
Conyza ramosissima
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Plant Photos

Conyza ramosissima - Joey Shaw
Conyza ramosissima - Joey Shaw
Conyza ramosissima - Joey Shaw
Conyza ramosissima - Joey Shaw
Conyza ramosissima - Joey Shaw
Conyza ramosissima - Joey Shaw
Conyza ramosissima - Joey Shaw
Conyza ramosissima - Joey Shaw
Conyza ramosissima - Theo Witsell
Conyza ramosissima - Theo Witsell
Conyza ramosissima - Theo Witsell
Conyza ramosissima - Theo Witsell