20 US States

1. Clooney, but more so.
2. For what reason, O Merciless one?
3. Barack’s scarfaced brother
4. I, of cranial displacement, live here.
5. “Does Derek know?”
6. Bereft  of mineral deposits.
7. Trumpeter Armstrong’s memorabilia.
8. Mary’s memorabilia.
9. Where they keep 8.
10. American boss fires you and me…
11. …but 10. belongs to you and me.
12. In the style of white reggae
13. Even more showy or ornate.
14. To start, Ian ordered white asparagus.
15. Sounds like writing implement has more blood vessels.
16. Resident of Vermont, anatomically.
17. Returning resident of Mead Avenue.
18. Where they eat prime hash.                             
19. Madden after not being well.                          
20. Where the W.I. keep their scones!                            

(21. Not quite like a racquet sport.

 22. I used to have a garden tool.

23. Mohican memorabilia.)

Answers

1. Georgia
2. Wyoming
3. Alabama
4. California
5. Delaware
6. Oregon
7. Louisiana
8. Virginia
9. Maryland
10. Kansas
11. Arkansas
12. Alaska
13. Florida
14. Iowa
15. Pennsylvania
16. Montana
17. Nevada
18. New Hampshire                                        
19. Illinois                                               
20. Wisconsin                                                   

(21.Tennessee   

22. Idaho

23. Indiana.)