Cryptic crossword

ACROSS

1. Being valiant, bade trouble disperse (11)

7. Give one a warning as to heedfulness (7)

9. Fever that’s not clearly defined after five (4)

11. Drake is out of foreign currency (5)

12. In France I may get round lots if I push with my elbows (6)

14. Patches were applied to lovely parts of the countryside (6,5)

18. Clerk might hide nothing in cupboard with a key (6)

20. More salary required as one re-organises it (5)

22. Exchange of something for money in rehearsal, evidently (4)

23. Freeing one of engaged sign, did wriggle inside (7)

24 To put it briefly, this is where the kernel is (2,1,8)

DOWN

2. To give one teaching at university, cede the letters needed (7)

3. Teatime confections one will cold-shoulder if put up (4)

4. Lamp may have little weight to it (5)

5. Deride the way one will gobble one’s food (5)

6. It takes me almost all of Lent to find a measuring device (5)

8. Din may have got mis clued but one didn’t leave it out (8)

10. Is likened to a map, decor like this (8)

13. It may see the sound I make (3)

15. Around Rhode Island it may be vital, but unimportant (7)

16. Shut up when it’s near the cathedral (5)

17. Grieve at losing one maybe by the side of the road (5)

19. Possession overseas didn’t finish with the punctuation mark (5)

21. Worry oneself about the ornamental decoration (4)