Lepidium oblongum

Family (Traditional)Brassicaceae
Species:Lepidium oblongum Small
Common NameVeiny Pepperweed
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Annual; Duration: Biennial; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Dry-mesic; Moisture Requirements: Mesic; Moisture Requirements: Mesic-Hydric; Region of Origin: North America; Reproductive Phenology: March; Reproductive Phenology: April; Reproductive Phenology: May; Leaf Arrangement: alternate; Leaf Complexity: simple; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Petiole Type: sessile; Leaf Type: broadleaf; Leaflet Margins: dentate; Leaflet Margins: entire; Leaflet Number: 0; Anther Type: Basifixed; Base Flower Color: White; Carpel Number/Pistil: 2; Fruit Dehiscence: Yes; Fruit Type: Capsule; Fruit Wet/Dry: Dry; Hypanthium Present: No; Inflorescence Types: raceme; Ovary Position: Superior; Overall Flower Symmetry: Actinomorphic; Perianth Present: Yes; Petal Fusion: No; Pistil Complexity: Compound; Pistil Number: 1; Placentation Type: Parietal; Sexuality: monoclinous; Sporangium Arrangement: N/A
C value N/A
StatusNot Native; 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
  • 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


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: Fayette (KY), Todd (KY), Fayette (TN), Haywood (TN), Henderson (TN)

Herbaria represented by specimen data listed below: APSC, MEM, TENN

Range of years during which specimens were collected: 2013 - 2019

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
TENN-V-0104562 Haywood Tennessee
Lepidium oblongum
APSC0042503 Fayette Kentucky 17 Apr 2013 Julian Campbell
Lepidium oblongum
APSC0110014 Todd Kentucky 17 Apr 2019 Mason Brock
Lepidium oblongum
APSC0098691 Fayette Tennessee
Lepidium oblongum
APSC0020780 Henderson Tennessee
Lepidium oblongum
MEM020771 Fayette Tennessee 02 Apr 2016 Darrell W. Brandon, Allan Trently
Lepidium oblongum
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Plant Photos

Lepidium oblongum - Dwayne Estes
Lepidium oblongum - Dwayne Estes
Lepidium oblongum - Dwayne Estes
Lepidium oblongum - Dwayne Estes
Lepidium oblongum - Dwayne Estes
Lepidium oblongum - Dwayne Estes