Description of variables Nest Number of the ant nest found used to sample seeds Treatment Indicate place from where seeds were recovered: from an ant nest (Nest) or control at different directions from ant nest (East_control, North_control and so on) Transect Position of the transect sapled in relation to the fire break Filled_seeds Number of filled seeds found Damaged_seeds Number of damaged seeds found Empty_seeds Number of empty seeds found Total_seeds Total number of seeds found Location Wheter the ant nest was in a Brachiaria dominated patch or not Distance_nearest_tussock_cm Distance to the nearest reproductive tussock of Brachiaria (in cm) Germinated_seeds Number of filled seeds that germinated in germination trials at lab Viable_seeds Number of filled seeds found to be viable based on Tetrazolium tests Unviable_seeds Number of filled seeds found to be unviable based on Tetrazolium tests