INDEX TO AMERICAN BOTANICAL LITERATURE 349 
Hoehne, F. C. Leguminosas forrageiras do Brasil. I. Meibomia 
Moehr. (Desmodium’ Desv.) Anex. Mem. Instit. Butantan Bot. 
r!; 1-54. dl. I-27. 1921. 
Holzinger, J. M., & Frye, T. C. Mosses of the Bureau of Soils Kelp 
Expedition to Alaska. Publ. Puget Sound Biol. Sta. 3: 23-64. 
pl. 5-8. 20 My 1921. : 
Howe, I. A. My botanical work in 1920. Vermont Bot. and Bird 
Clubs Joint Bull. 7: 11, 12. Ap 1921. 
Huard, V. A. Some problems in botany and entomology. Rep. 
Quebec Soc. Protect. Plants 11: 33, 34. 1919. 
Janowski, M., & Mez, C. Arundinelleae, in Mez, C., Gramineae 
novae vel minus cognitae. Repert. Spec. Nov. Regn. Veg. 17: 
84-86. 1 Ap 1g2!. : 
Includes Arundinella glauca sp. nov., from Mexico. 
Jeffrey, E. C. The geographical distribution of species. Science II. 
53: 556. 17 Je 1921. 
Jeffrey, E. C., & Torrey, R. E. Transitional herbaceous Dicotyledons. 
Ann. Bot. 35: 227-249. pl. 11-13 +f. 1-5. Ap 1921. 
Kearney, T. H. Heritable variations in an apparently uniform variety 
of cotton. Jour. Agr. Research 21: 227-242. pl. 48-54 +f. 1. 
16 My 1921. 
Kittredge, E. M. Collections in Woodstock [Vermont] in 1920. Ver- 
mont Bot. and Bird Clubs Joint Bull. 7: 24, 25. Ap 1921. 
Kittredge, E. M. New plants and new stations. Vermont Bot. and 
Bird Clubs Joint Bull. 7: 14. Ap 1921. 
Kniep, H. Uber Urocystis Anemones (Pers.) Winter. Zeitschr. Bot. 
13: 289-311. pl. 3. 1921. 
Korstian, C. F. Diameter growth in box elder and blue spruce. Bot. 
Gaz. 71: 454-461. f. 1-3. 17 Je 1921. 
Krieger, L. C. C. Common mushrooms of the United States. Nat. . 
Geog. Mag. 37: 387-439. pl. 1-16 + 38 figures. My 1920. 
Krout, W. S. Treatment of celery seed for the control of Septoria 
blight. Jour. Agr. Résearch 21: 369-372. 1 Je 1921. 
Lee, H. A. Black spot of citrus fruits caused by Phoma citricarpa 
McAlpine. Philipp. Jour. Sci. 17: 635-641. pl. 1-4. 20 Ap 1921. 
MacDuffie, R. C. Vessels of the gnetalean type in Angiosperms. 
Bot. Gaz. 71: 438-445. pl. 29-32. 17 Je 1921. 
Matz, J. La enfermedad de la raiz en el café. Puerto Rico Dept. 
Agric. y Trab. Circ. 32: 1-10. O 1920. [Illust.] 
