Modifiers matching weed:

• arable,
• aquatic,
• perennial,
• annual,
• invasive,
• regular,
• common,
• broadleaf,
• rare,
• emergent,

Simple categories matching broadleaf:

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