XIX. Iona 248 XX. Isabella 272 XXI. Jefferson 282 XXII. Lindley. Lucile 298 XXIII. Lutie. Pocklington 328 XXIV. Moore Early 340 XXV. Muscat Hamburg 350 XXVI. Niagara 360 XXVII. Salem 370 XXVIII. Triumph 380 XXIX. Vergennes 390 XXX. Winchell 400 XXXI. Worden 416 XXXII. Wyoming 432 FIGURES IN THE TEXT FIGURE 1. A shoot of _Vitis vinifera_ 3 2. A shoot of _Vitis Labrusca_ 6 3. A shoot of _Vitis rotundifolia_ 10 4. A shoot of _Vitis aestivalis_ 12 5. A shoot of _Vitis vulpina_ 14 6. Planting cuttings 40 7. A cutting beginning growth 40 8. Cutting off the trunk 46 9. Cutting the cleft 47 10. Inserting the cion 47 11. The completed graft 47 12. Bench-grafted cuttings of grape, showing the cleft-graft and the whip-graft. (Adapted from Husmann) 51 13. Vine ready for pruning 113 14. A "go-devil" for collecting prunings 119 15. A trellis and a common method of bracing end posts 120 16. Chautauqua training; vine ready to prune 127 17. Keuka method of training 130 18. Single-stem four-cane Kniffin training 133 19. Umbrella method of training 134 20. Two-trunk Kniffin training 135 21. Rotundifolia vines trained by the overhead method 144 22. A Rotundifolia vine trained by the 6-arm renewal method 145 23. Forms of head pruning 154 24. Forms of head pruning 155