
          IX
[drawings]
Cotton. Upland leaf. (Threee lobed) & insects injuring it. Plate 9
The plant produces three lobed leaves when young. & 5 lobed leaves when old.
1.  Gland on midrib at the back of the leaf. This is frequently filled with a sweet substance, which
proves very attractive to ants & other insects 2 Same gland magnified 3 Hairs on the back
& side of leaf magnified 4 Lorotaenia. (Tortrix) rosaceana. var. Gossypii & caterpillar found
in the rolled up leaves of cotton  5 Cocoon formed of loosely spun silk amongst or in the leaves
6 Chrysalis 7 Hooks on the tail of chrysalis by which it is fastened to the loose silk of
the cocoon  8. Moth flying & at rest.  9 Grass Army worm. Caterpillar side & dorsal view
& as curled up when disturbed  10 Cocoons formed of particles of soil cemented together with
silk or gum. found under stones or just under the surface of the earth. 11 chrysalis
in earthern cocoon under ground.  12 Moth at rest with the lightest & darkest colored
specimens  This insect resemebles Laphygma frugiperda of Smith & abbott, or L. macra of the
British museum. & must not be confounded with the true, army worm of the cotton ( see pol 10.)
Aletia argyllacea. (Anomes xylinae Say. A. bipunctata Guerce) the grass worm eats the weeds
between the rows. & seldom injures cotton, whilst the cotton worm. eats nothing but the cotton. T Glover

        