Family: Rubiaceae

High Risk Traits:

• Shade tolerant
  
• Intentionally spread by people (ornamental)
  
• Tolerates heavy pruning and regrows after damage
  
• Bird-dispersed seeds (fleshy fruit)
  
• Congeneric weeds exist

Low Risk Traits:

• No evidence of naturalization or weediness
  
• No spines, thorns, or burrs
  
• Non-toxic (humans and animals)
  
• No major pests or pathogens
  
• Not a climbing or smothering habit
  
• Does not form dense thickets
  
• Rarely produces seeds in cultivation
  
• No wind, water, or external animal dispersal
  
• No persistent seed bank