[LLILUS TRALROR ES 
PLATES. 
; Page. 
Puate I. Fig. 1.—Granular appearance of proliferation ............-.----- Frontispiece 
Fig. 2.—Proliferation among anthers following feeding puncture. . . Frontispiece 
Fig. 3.—Prolifération following weevil feeding puncture in square. . Frontispiece 
Fig. 4.—Proliferation following weevil feeding puncture in boll... .Frontispiece 
II. Fig.- 5.—Bollworm full-grown, feeding on boll. --_2.2 222222222222 se eee 28 
Fig. 6.—Punctures of small bollworm in square, proliferation protruding - 28 
Fig. . 7.—Square-borer at: work: .-° =... 22 5226 Jae 28 
III. Fig. 8.—Boll fed on by bugs, showing no external injury...-...--.----- 28 
Fig. 9.—Inside of carpel shown in fig. 8, proliferation starting... ..---- 28 
Fig. 10.—Section of boll fed upon by Pentatoma ligata, proliferation in 
seeds 1... 22 -5.c85 12 eee es cee tee ee 28 
~ Fig: 11.—Section of proliferated seed_ = -2 952252) 33 =e 28 
Fig. 12.—Boll showing anthracnose disease which may cause proliferation - 28 
IV. Fig. 13.—Proliferation in seeds from artificial injection of water........- 30 
Fig. 14.—Proliferation in carpel and seed from artificial injection of acetic 
acid... 22.22. 22 heie secede 8a ee 30 
Fig. 15.—Proliferation enveloping larva in boll____.-.-_.__--.5.-22 22 30 
Fig. 16.—Boll burst open by internal pressure of proliferation... -..---.- 30 
VY. Fig. 17—Numerous proliferations starting on inner sides of carpels.-... - 36. 
Fig. 18.—Proliferation pushing into pupal cell, pressing upon pupa... -. -- 36 
Fig. 19.—Adult weevil deformed by pressure of proliferation.........--- 36 
Fig. 20.—Mass of proliferous cells upon inside of carpel .......-...----- 36 
VI. Fig. 21.—Locks completely filled with proliferation; a, original egg punc- 
ture; b, larva surrounded and crushed to death.......-.--- 36 
