ACROSS QUICK

1 Tall, thin deciduous tree (6) 4 Planning, generalship (8) 10 Imaginative re-creation (9) 11 Danger (5) 12 Besmirched, filthy (5) 13 Female singing voice (9) 14 Far (7) 15 Delight gratify (6) 19 Prairie wolf (6) 21 Cushion used for kneeling in church (7) 25 To the greatest possible degree (9) 27 Flat-bottomed boat (5) 28 Crop up (5) 29 Campaigner (9) 30 Monograph, exposition (8) 31 Edible part of a seed (6)

DOWN

1 Solemn promise (6) 2 Nearness (9) 3 Therapist (7) 5 Renter (6) 6 Clothing (7) 7 Enlist, register (5) 8 Discoloured with age (8) 9 Fishlike (7) 16 Determine (9) 17 Resident (8) 18 Cocktail of gin and dry vermouth (7) 20 Anguish, agony (7) 22 Dwindle, diminish (7) 23 Spherical bacterium (6) 24 Rescind (6) 26 Thin, transparent fabric (5)