Etymology: Torilis: name used by Adanson in 1763, meaning obscure
Plants: erect, annual, 2'-6' tall forb; stems ridged, branched; taprooted
Leaves: alternate, pinnately-divided, 2"-5" long, sometimes slightly downy
Flowers: white, 5-parted; inflorescence a small, loose, compound umbel
Fruits: dry with tiny upcurved, sticking hairs, splitting into 2 seeds- fruit: seed:
Habitat: dry to dry-medium; disturbed upland, roadsides, woods, railroads
Invasiveness: Prohibited/Restricted Invasive - Eradicate!
Conservation Status: Introduced - locally established; ecologically invasive
WIS DNR-Bureau of Endangered Resources: Detailed information on Wisconsin invasive species including decription, habitats, control methods USDA Plants Database: Federal Distribution and detailed information including photos Dan Tenaglia's The Missouri Flora: Fabulous photographs; detailed descriptions; color and leave arrangement key.