Cryptic crossword No 3,773

Across

1. Came back from the dead in ranks, reportedly (4)
2. Picture small Moses basket borne by Welsh river (8)
3. Must’ve set out looking for inspiration? (4)
4. Time is main issue (6)
5. Becomes involved with senior tent by mistake (6,4)
6. Early signs of young Arab man appearing with current Shia prophet (6)
7. Encourage me over mountain, getting 10d (8)
8. Italian heaven’s brief ceremony is over (8)
9. Welsh mother inwardly knew direction westwards (8)
10. 4x9=1926? (4)
11. Desperately I dine on mud, gradually dying away (10)
12. Disarmed, he’ll even ask for spirits (5)
13. No, only occasionally such rush (2-2)
14. Deny burden (5)
15. Bad actor’s ‘skill’ is principally a tragic flaw (8)
16. Aspect of fortification partly reflection of Cromwellian ethos (8)

Down

1. Tablet’s pedal not in good condition (4)
2. Departmental muddle involving collection of Rabbis (6)
3. One in flight (5)
4. Second person delivered by churchyard guardian (3)
5. Listens when evening news broadcast does ‘fringe’ coverage (7)
6. Scottish woman embraced by Belgian city (3)
7. Investigates piano-playing sober (6)
8. Sounds organised? Greek character’s in charge (5)
9. Hail and farewell to one crossing the great water (4)
10. My tribute amazing Rare Earth member (9)
11. Silver and gold no good (3)
12. Son leaving cold place for hot place (6)
13. Cross in recess showing way in (4)
14. People grow old and finally wear the faces of Innocence and Experience- a motley crew! (9)
15. Album of reminiscences looking forwards as well as back (3)
16. A pecan nut originally cultivated in Massachusetts peninsula (4,3)
17. Flower you picked up inside died and awakened (6)
18. Idealised picture of villain getting married (5)
19. Moslem Prince plucked lame bird (4)
20. OBE for tree? (5)