Leaves of Four Grape Hybrids Used as Stocks on Which to Graft Vinifera 
Varieties. 
Tig. 1. — Montieola X Riparia No. 1SS0S, upper and lower side of leaf, one-sixth natural size. Fig. 2.— 
Cordifolia X Riparia No. 125-1, upper and lower side of leaf, one-eighth natural size. Fig. 3.— Ber- 
landieri X Riparia No. 420A, upper and lower side of leaf, one-sixth natural size. Fig. 4. — Linse- 
comii X (Labrusca X Vinifera), upper and lower side of leaf, one-eleventh natural size. 
