Alyssum alyssoides

ClassificationDicots
FamilyBrassicaceae
Family (Traditional)Brassicaceae
GenusAlyssum
Species:Alyssum alyssoides (L.) L.
Common NamePale Madwort; Yellow Alyssum
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; Region of Origin: Europe; Reproductive Phenology: May; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Leaf Arrangement: alternate; Leaf Complexity: simple; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Petiole Type: subpetiolate; Leaf Type: broadleaf; 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 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
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
Alyssum calycinum Alyssum calycinum L.
Calepina alyssoides Calepina alyssoides L.
Clypeola alyssoides Clypeola alyssoides L.

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: Franklin (KY), Mercer (KY), Putnam (TN), Rutherford (TN)

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

Range of years during which specimens were collected: 1993 - 1999

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
TENN-V-0131920 Putnam Tennessee
TENN
Alyssum alyssoides
APSC0024786 Mercer Kentucky
APSC
Alyssum alyssoides
APSC0022882 Mercer Kentucky
APSC
Alyssum alyssoides
31234100318755 Franklin Kentucky 26 May 1999 Timothy J. Weckman with Hannah and Judith Weckman
4998
EKY
Alyssum alyssoides
APSC0060719 Franklin Kentucky
APSC
Alyssum alyssoides
MTSU014602 Rutherford Tennessee 28 Apr 1993 Tom Klika
MTSU
Alyssum alyssoides
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