Combine dry ingredients in a large bowl and cut in the butter.
Combine wet ingredients including pumpkin and mix together well.
Make a well in the center and add wet ingredients. Mix quickly with a large spoon to make a soft dough.
Sprinkle additional flour on your board or counter and dump dough out. Pat into a circle about 1 inch thick and cut into squares, triangles or cut with biscuit cutter
Bake 15 minutes.
combine glaze ingredients until you have a thick, smooth, pourable glaze. Drizzle over cooled scones.
Notes
If you use a homemade pumpkin puree, you will likely need to increase the amount of flour to make a workable dough. Add flour by the tablespoon until dough comes together into a ball.