ACROSS
1. Shrub of the genus thriving in dry, alkaline soils (8) 5. Edible seeds of an Asian annual legume ( (8) 9. Country, capital Niamey (5) 10. Material for burning as a source of heat or power (4) 11. Thread or beach (6) 12. Describing a region that has little annual rainfall (8) 14. Liquid precipitation (8) 17. African fast-running birds () (9) 19. Tall marsh or water grasses (5) 21. Of a brownish-yellow colour, like some owls (5) 22. Farmers who raise crops (7) 23. Undressed kidskin (5) 25. Fibre yielded by a Mexican agave, used in rope-making (5) 27. Descriptive of poultry not kept in a barn or battery (4-5) 29. Angling lures that stay on the water surface (3,5) 32. Coiling, climbing organs of plants (8) 33. Mental pictures (6) 34. Ailments and misfortunes (4) 35. Very angry (5) 36. Leeway (8) 37. Flightless seabirds that populate a large colony at Boulders Beach in the Cape Peninsula (8)