Conringia orientalis

Family (Traditional)Brassicaceae
Species:Conringia orientalis (L.) Dumort.
Common NameHares Ear Mustard; Treacle Mustard
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: GRSM; Duration: Annual; General Ecology: Terrestrial; Growth Habit: forb; Region of Origin: Asia; Region of Origin: Europe; Reproductive Phenology: April; Reproductive Phenology: May; Reproductive Phenology: June; Leaf Arrangement: alternate; Leaf Complexity: simple; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Type: broadleaf; Leaflet Margins: entire; Leaflet Number: 0; Anther Type: Basifixed; Base Flower Color: White; Base Flower Color: Yellow; Carpel Number/Pistil: 2; Fruit Complexity: Simple; Fruit Dehiscence: Yes; Fruit Type: Capsule; Fruit Type: Silique; Fruit Wet/Dry: Dry; Hypanthium Present: No; Ovary Position: Superior; Overall Flower Symmetry: Actinomorphic; Perianth Present: Yes; Petal Fusion: No; Petal Number: 4; Pistil Complexity: Compound; Pistil Number: 1; Placentation Type: Parietal; Sepal Fusion: No; Sepal Number: 4; Sexuality: monoclinous; Sporangium Arrangement: N/A; Stamen Number: 6
C value N/A
StatusNot Native; TN[SNA] KY[SNA] (State Rank); GNR (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

Currently no photos are available for this plant.

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
  • 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


SynonymFull Citation
Brassica orientalis Brassica orientalis L.
Caulanthus annuus Caulanthus annuus M.E. Jones

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: Davidson (TN), Montgomery (TN), Putnam (TN), Rutherford (TN), Warren (TN)

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

Range of years during which specimens were collected: 1990 - 1997

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
HTTU013545 Putnam Tennessee
Conringia orientalis
APSC0021106 Montgomery Tennessee
Conringia orientalis
MTSU015248 Rutherford Tennessee 15 Mar 1997 Alana Colvett
Conringia orientalis
APSC0021107 Montgomery Tennessee
Conringia orientalis
HTTU005804 Warren Tennessee
Conringia orientalis
MTSU015249 Rutherford Tennessee 01 Apr 1990 Stephanie Wallace
Conringia orientalis
TENN-V-0131918 Davidson Tennessee
Conringia orientalis
UCHT013784 Tennessee
Conringia orientalis
HTTU005805 Putnam Tennessee
Conringia orientalis
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