Jewel distaff thistle (photo by Steve Hurst, hosted by the USDA-NRCS PLANTS Database)
Jewel distaff thistle (Carthamus oxyacantha)
Photo by Steve Hurst, hosted by the USDA-NRCS PLANTS Database
USDA, NRCS. 2017. The PLANTS Database (http://plants.usda.gov, 19 July 2017). National Plant Data Team, Greensboro, NC 27401-4901 USA.
The CDFA's Plant Health and Pest Prevention Services Division grants the public opportunities to comment on proposed pest ratings. The following type of proposals are available for comment: