88 THE PEANUT— THE UNPREDICTABLE LECUME 



(75) Waldron, R. a. 



1919. THE PEANUT (AracMs hypogaea) — ijs history, histology, physiology, 

 AND UTILITY. Penn. Univ. Bot. Lab. Contrib. 4:301-338. 



(76) Yarbrough, J. A. 



1949. Arachis hypogaea. the seedling, its cotyledons, hypocotyl and 



ROOTS. Amer. Jour. Bot. 36:758-772. 



(77) ■ 



1950. Arachis hypogaea. seedling growth rate. Amer. Jour. Bot. 37:(in 



press) . 



