 As noon drew near with no sight of either Huger or Magruder , who were supposed to be manning the Confederate right flank , Lee replaced these two forces with the smaller units of Brig. Gens . Armistead and Wright , two of Huger 's brigades that had reached the battlefield some time earlier . Huger and his other two brigades ( under Brig. Gens . Ransom and Mahone ) were still too far north of the scene . Despite the mishaps and disunity , Malvern Hill would be the first time during the Seven Days Battles that Lee managed to concentrate his force . 
