584 WEED FLORA OF IOWA 



GENTIANACEAE. 



Guerin, . Developpement et structure anatoniique du tegument 



seminal des Gentianees. Compt. Ren. Acad, des Sci. de Paris. 

 vi: 136. 



GRAMINEAE. 



Bessey, C. E. Structure of the wheat grain. Bull. Neb. Agr. Exp. 



Sta. 32 

 Hanausek, T. F. Vorlaufige Mittheilung iiher der von Vogl. in 



der Frucht von Lolium temulentum entdeckten Pilz. Ber. 



Deutsch. Bot. Ges. 16 :203. 1898. 

 Harz, C. D. See Landwirthschaftliche Samenkunde. 2 :1145-1349. 

 Hillman, F. H. The seeds of fescue grass and chess. Bull. U. S. 



Dept. Agr., Bur. PI. Ind. 25 :4. 

 Holm, Theo. A study of some anatomical characters of N. A. 



Graminea3. Bot. Gaz. 16 :166-171, 219-225, 275-281. 17 :358-363. 



20 :362-365. 21 :357-360. 22 :403-406. 

 Jumelle. Sur le constitution des fruit des Graminees. Compt. Rend. 



107 :285. 1888. 

 Krutizky. On some peculiarities in the structure of the caryopsis 



of wheat. Just's Bot. Jahresb. 21: (Abt. I) 571. 1893. 

 Moeller, J. Die Mikroskopie der Cerealien. Pharm. Centralh. 25 : 



507. 1884. 

 Pammel, L. H. Comparative anatomy of the corn caryopsis. Trans. 



la. Acad. Sci. 1897. 5. 

 The histology of the caryopsis and endosperm of some 



grasses. Trans. St. Louis Acad. Sci. 1898 :199-220. 

 Pammel, L. H., Weems, J. B., and Lamson Scribner, F. The 



Grasses of Iowa. Bui. la. Geol. Survey. 1 :525. 

 Winton, A. L. The anatomy and microscopic identification of the 



fruits of darnel and chess. Rept. Conn. Agr. Exp. Sta. 1903. 



165-174. 



Anatomy of the seed of green foxtail. Rept. Conn. Agr. Exp. 



Sta. 1902. 352-358. 



Anatomy of seed of yellow foxtail. Ibid. 1902 : 358. 

 Ueber amerikanische Weizenausreuter. Ztschr. Unters. 



Xahr-Genussm. 6 :433. 



LAB I AT AE. 

 Harz, C. D. See Landwirthschaftliche Samenkunde. 2 :866-870. 



