GULF BIOLOGIC S'FA 1 ION 



CAMKKON, LA. 



BULLETIN No. 13 



SOME OBSERVATIONS 



ON THF 



Motile Leaves of Erythrina Herbacea 



BY 



F. H. BILLINGS, Ph. D. 



ISSUED BY THK 



Louisiana State Board of Agriculture and Immigration 



, BATON ROUGE 

 TUB N»w Advocatb, Official Journal 

 1906 



