Slam

Melee Weapon Attack: +6 to hit, reach 10 ft., one target. Hit: 58 (10d10 + 3) bludgeoning damage.

Leaves

Ranged Weapon Attack: +3 to hit, range 30/60 ft., one target. Hit: 45 (10d8) slashing damage.

Breath Weapon (Recharge 6)

Dragonleaf tree can issue forth a breath weapon from its leaves appropriate to the dragon it honors. The creature's breath weapon deals 49 (14d6) damage, or half damage to targets that make a successful DC 15 Dexterity saving throw. A black, copper, or green tree breathes a 60-foot line of acid; a blue or bronze tree breathes a 60-foot line of lightning; a brass, gold, or red tree breathes a 30-foot cone of fire; and a silver or white tree breathes a 30-foot cone of cold.