WORLD’S SMALLEST, HARDEST CROSSWORD

ACROSS 1. Distress (inf) (3) 4. Turning point (4) 6. Fine cloth of pineapple-leaf fibre (4) 7. Farming (abbr) (3) DOWN 1. Chart (3) 2. Plant of the iris family (4) 3. Short, shrill humming sound (4) 5. Genus of fish (3)