Crotalaria sagittalis L.  
Family: Fabaceae
arrow-headed rattle-box, arrowhead rattle-box, rattle-box, weedy rattle-box
[Crotalaria fruticosa Mill., Crotalaria sagittalis var. blumeriana L., Crotalaria sagittalis var. fruticosa L., Crotalaria sagittalis var. oblonga L.]
Crotalaria sagittalis image
J. Carroll  
Etymology: Crotalaria: from Greek crotalon, meaning "rattle," referring to loose seeds inside inflated pod
Plants: erect, annual, 4"-16" tall, hairy forb
Leaves: hairy, almost stalkless, undivided, linear to lance-shaped
Flowers: yellow, 5-parted, 1/8"-1/2" long; inflorescence with 2-4 short-stalked flowers per cluster (raceme); blooms June-Sept.
Fruits: oblong, inflated, and mostly stalkless pod
Habitat: dry; disturbed sites
Conservation Status: Special Concern
Crotalaria sagittalis image
J. Carroll  
Crotalaria sagittalis image
Crotalaria sagittalis image
Crotalaria sagittalis image
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