Robert Vidéki, Doronicum Kft., Bugwood.org
habitat
Ohio State Weed Lab , The Ohio State University, Bugwood.org
yellow foxtail (Setaria pumila) seedling
John D. Byrd, Mississippi State University, Bugwood.org
Collar
Joseph M. DiTomaso, University of California - Davis, Bugwood.org
collar and sheath.
inflorescence.