VARIOUS FOOD-PLANTS 



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Fk;. 100. — Grapes (Vitis lahrusca and V. vinifera. Grape Family, Vitacece). 

 A-F, northern fox grape (V. labrusca). A, flowering branch. B, flower 

 bud, one petal (at the left) beginning to separate. C, staminate flower, 

 with petals fallen. D, pistillate flower with rudimentary stamens. 

 E, ovary ctit across. F, ovary, cut vertically. G-M, European grape 

 (V. vinifera). G, flowering branch. H, bcrrj', cut vertically. ./, same, 

 cut across. K, seeds, front view (a), back view (b). L, seed, cut 

 across. AT, seed, cut vertically from front to back (a), and from side 

 to side (b). (Gilg.) — Woody vines climbing by tendrils; flowers green- 

 ish; fruit greenish, reddish, or dark purple often with a bloom. 



