Crotalaria retusa

Classification	Dicots
Family	Fabaceae
Family (Traditional)	Fabaceae
Genus	Crotalaria
Species:	Crotalaria retusa L.
Common Name	Large Yellow Rattlebox; Rattleweed; Shack Shack; Shak Shak; Wedge Leaf Rattlepod; Yellow Lupin
Growth Habit	forb
Plant Notes	**
Characteristics	Armaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: Yes; Woody Herbaceous: Herbaceous; Duration: Annual; General Ecology: Terrestrial; Growth Habit: subshrub; Region of Origin: Africa; 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 Number: 0; Base Flower Color: Yellow; Fruit Complexity: Simple; Fruit Dehiscence: Yes; Fruit Type: Legume; Fruit Wet/Dry: Dry; Ovary Position: Superior; Overall Flower Symmetry: Zygomorphic; Perianth Present: Yes; Placentation Type: Parietal; Sporangium Arrangement: N/A
C value	N/A
Status	Not Native; AGCP (UPL), EMP (UPL) (NWPL); KY[SNA] (State Rank); G5 (Global Rank)

** 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.