PLATE 14. 



Fig. 47-4*. CalUrJiylis operator, scrub oak. 



— 47. Spring form on aments. 



— 4<S. Fall form in cup of acorn. 



Fio-. 49-50. Andricus ventricosus, scrub oak. 



— 49. Typical shape. 



— 50. Typical arrangement. 



( 92 ) 



