Centaurea stoebe ssp. micranthos

ClassificationDicots
FamilyAsteraceae
Family (Traditional)Asteraceae
GenusCentaurea
Species: Centaurea stoebe
Infrapecies:Centaurea stoebe (Gugler) Hayek ssp. micranthos
Common NameSpotted Knapweed
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Invasive Rank: TN-IPC Established Threat; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: forb; Region of Origin: Asia; Region of Origin: Europe; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Leaf Arrangement: alternate; Leaf Arrangement: basal; Leaf Complexity: simple; Leaf Dissection: 0.5; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaf Venation: pinnate; Leaflet Margins: entire; Leaflet Number: 0; Anther Type: Basifixed; Base Flower Color: Pink; Base Flower Color: Purple; Base Flower Color: White; Carpel Number/Pistil: 1; Fruit Complexity: Simple; Fruit Dehiscence: No; Fruit Type: Cypsela; Fruit Wet/Dry: Dry; Hypanthium Present: No; Inflorescence Position: terminal; Inflorescence Types: corymb/cyme/umbel; Inflorescence Types: head; Ovary Position: Inferior; Overall Flower Symmetry: Actinomorphic; Ovules per Carpel: 1; Perianth Present: Yes; Petal Fusion: Yes; Petal Number: 5; Pistil Complexity: Simple; Pistil Number: 1; Placentation Type: Basal; Sepal Fusion: N/A; Sepal Number: N/A; Sexuality: monoclinous; Sporangium Arrangement: N/A; Stamen Number: 5; Tepal Number: N/A
C value N/A
StatusNot Native; Invasive

** 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

No synonyms exist for this species.

Specimens and Distribution

No specimens exist for this species.

Plant Photos

Centaurea stoebe ssp. micranthos - Ashley B. Morris
Centaurea stoebe ssp. micranthos - Ashley B. Morris
Centaurea stoebe ssp. micranthos - Ashley B. Morris
Centaurea stoebe ssp. micranthos - Ashley B. Morris
Centaurea stoebe ssp. micranthos - Dwayne Estes
Centaurea stoebe ssp. micranthos - Dwayne Estes
Centaurea stoebe ssp. micranthos - Dwayne Estes
Centaurea stoebe ssp. micranthos - Dwayne Estes
Centaurea stoebe ssp. micranthos - Dwayne Estes
Centaurea stoebe ssp. micranthos - Dwayne Estes
Centaurea stoebe ssp. micranthos - Dwayne Estes
Centaurea stoebe ssp. micranthos - Dwayne Estes
Centaurea stoebe ssp. micranthos - Joey Shaw
Centaurea stoebe ssp. micranthos - Joey Shaw
Centaurea stoebe ssp. micranthos - Joey Shaw
Centaurea stoebe ssp. micranthos - Joey Shaw
Centaurea stoebe ssp. micranthos - Joey Shaw
Centaurea stoebe ssp. micranthos - Joey Shaw
Centaurea stoebe ssp. micranthos - Joey Shaw
Centaurea stoebe ssp. micranthos - Joey Shaw
Centaurea stoebe ssp. micranthos - Tara Littlefield
Centaurea stoebe ssp. micranthos - Tara Littlefield
Centaurea stoebe ssp. micranthos - Tara Littlefield
Centaurea stoebe ssp. micranthos - Tara Littlefield