Whisk together flour, baking powder, cinnamon, pumpkin pie spice, and salt in a medium bowl. Make a well in center of mixture. In a large measuring cup, stir together almond milk, pumpkin purée, brown sugar, melted coconut oil, and flax egg. Pour into well in flour mixture and stir 'til just combined.

Preheat a waffle iron and coat with spray coconut oil or cooking spray. Spoon about 1/3 - 1/2 cup batter per waffle onto iron and spread batter out to edges. Cook according to waffle iron directions, repeating until all batter is used.

Lightly spoon flour into a dry measuring cup; level with a knife. Combine flour and the next 4 ingredients (flour through cloves) in a large bowl, and make a well in center of mixture. Combine milk and next 4 ingredients (milk through egg) in a bowl, and add to flour mixture. Stir just until moist.

Coat a waffle iron with cooking spray; preheat. Spoon about 1/4 cup of batter per waffle onto hot waffle iron, spreading the batter to the edges. Cook 5 to 7 minutes or until steaming stops; repeat procedure with remaining batter.