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  • White Hayfield Tarweed (Hemizonia congesta ssp. luzulifolia): There were hundreds of these natives across the sunny grassy areas close to the Ridge Trail. width:585;;height:604
  • The Crockett Hills Staging area, or trailhead has vestages of a former cattle ranch. width:640;;height:480
  • Stinkweed (Dittrichia graveolens): An invasive naturalized weed which fortunately was not a common resident to the Crockett Hills. width:618;;height:604
  • Three Ray Tarweed (Hemizonia lobbii): Notice there are only 3 ray flowers on this native Tarweed. Most Tarweeds have many ray flowers. width:593;;height:604
  • Section of Edwards Creek Trail. This is a shaded alternative to the steeper Crockett Ranch Trail. width:640;;height:480
  • Western Hop Tree (Ptelea crenulata): This native bush was covered with these seeds which were ½ to 3/4 inch across. width:536;;height:604
  • Coast Tarweed (Madia sativa): A native to California & elsewhere. In Chili it is cultivated for it’s edible oil. width:584;;height:604
  • Climbing up the Sky Trail with Vallejo in the background. This is also part of the Bay Area Ridge Trail. width:640;;height:292
  • Fluellen (Kickxia spuria): A non native sprawling ground cover with flowers about 1/4" across. width:445;;height:604
  • The tiny flower on this Pigweed (Chenopodium sp.) was only 1/16" across. width:455;;height:604
  • From further up on the Sky Trail, you get amazing views from Benicia to Mare Island. width:640;;height:480
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