tuberous (adj.)

• botanic
• bulbous
• burled
• cereal
• farinaceous
• fruity
• gnarled
• gnarly
• herbaceous
• herbal
• knobbed
• knobby
• knotted
• knotty
• leguminous
• nodal
• nodular
• nodulated
• noduled
• nubbly
• nubby
• studded
• tubercular
• tuberculous
• vegetal
• vegetational
• vegetative
• weedy