Family: Cannabaceae

High Risk Traits:

• Elevation range exceeds 1000 m, demonstrating environmental versatility
  
• Thrives in tropical climates
  
• Naturalized on main Hawaiian Islands, Florida and possibly elsewhere
  
• A weed of disturbed forests and pastures
  
• A weedy tree of plantations and orchards
  
• Potentially allelopathic
  
• Host of pathogens
  
• Potentially causes eczema when handling
  
• Tolerates many soil types
  
• Reproduces by seeds
  
• Fast growth rate
  
• Seeds dispersed by birds and intentionally by people
  
• Coppices vigorously

Low Risk Traits:

• Unarmed (no spines, thorns, or burrs)
  
• Palatable to browsing and grazing animals
  
• Medicinal, edible, and other uses
  
• Not reported to spread vegetatively
  
• Herbicides may provide effective control