Research and Conservation in Southern Sonora, Mexico
Sonoran Coastal Thornscrub Gallery 
 
    
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      | Coastal thornscrub near Camahuiroa, Sonora. Characteristic plants include organ pipe cactus/pitahaya (Stenocereus thurberi), tree ocotillo (Fouquieria macdougalii), and ashy limberbush/sangrengado (Jatropha cinerea), and wolfberry ( Lycium sp.). Photos: T.R. Van Devender  | 
      
    
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      | This amazingly dense pitahayal of organ pipe cacti (Stenocereus thurberi) occurs only in a local area near Las Bocas, Sonora.  The Mayo Indians harvest large quantities of the delicious fruit in summer. The habitat is threatened by agricultural development. Photos: Mark Dimmitt  | 
      
    
        
        Coastal thornscrub at Tierra y Libertad near Navojoa, Sonora. Photo: T.R. Van Devender  | 
        
        Coastal thornscrub at Playa del Sol near Guaymas, Sonora. Plants include biznaga (Ferocactus emoryi), elephant tree (Bursera microphylla),Melochia tomentosa (lavender flowers), and organ pipe cactus. Photo: Mark Dimmitt  |