Modifiers matching forest:

• ancient,
• dense,
• humid,
• dry,
• open,
• economic,
• tropical,
• national,
• coastal,
• virgin,
• established,
• artificial,
• special,
• deciduous,
• broadleaf,

Simple categories matching broadleaf:

• tree,
• shrub,
• species,
• evergreen,
• plant,
• forest,
• forage,
• crop,
• organism,
• wood,
• taxon,
• weeds,
• weed,