Lepidium draba

Family (Traditional)Brassicaceae
Species:Lepidium draba L.
Common NameHoary Cress; White Top Cress; Whitlow Grass
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: forb; Region of Origin: Asia; Region of Origin: Europe; Reproductive Phenology: April; Reproductive Phenology: May; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Petiole Type: sessile; Leaf Type: broadleaf; Leaflet Margins: dentate; Leaflet Margins: entire; Anther Type: Basifixed; Base Flower Color: White; Carpel Number/Pistil: 2; Fruit Complexity: Simple; 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; 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
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
Cardaria draba Cardaria draba (L.) Desv.
Cardaria draba subsp. draba Cardaria draba subsp. draba

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: Campbell (KY), Hardin (KY), Jefferson (KY), Madison (KY), Washington (TN), Wilson (TN)

Herbaria represented by specimen data listed below: BEREA, EKY, ETSU, KNK, MTSU

Range of years during which specimens were collected: 1980 - 2004

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
MTSU015246 Wilson Tennessee 04 Apr 1985 Steve Patel
Cardaria draba
ETSU014423 Washington Tennessee
Cardaria draba
31234100339744 Madison Kentucky 07 Jun 1994 Gary W. Libby
Cardaria draba
31234100339736 Jefferson Kentucky 23 May 2004 Patricia D. Haragan
Cardaria draba
31234100339728 Jefferson Kentucky 23 May 2003 Patricia D. Haragan
Cardaria draba
BEREA010655 Madison Kentucky
Cardaria draba
31973000007218 Campbell Kentucky 28 Apr 2003 Thieret, John
Cardaria draba
31973000007220 Campbell Kentucky 22 May 2004 Thieret, John
Cardaria draba
31973000007219 Campbell Kentucky 21 May 1980 Buddell, George
Cardaria draba
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