INDEX TO AMERICAN BOTANICAL LITERATURE 499 
McClelland, T. B. Coffee varieties in Porto Rico. Porto Rico 
Agr. Exp. Sta. (Mayaguez) Bull. 30: 1-27. pl. 1-12. 1924. 
Munz, P. A., & Johnston, I. M. Miscellaneous notes on plants 
of southern California—III. Bull. Torrey Club 51: 295- 
302. 24 Jl 1924. 
Including new species in Malvastrum (1), Phacelia (1), Galium (1), Down- 
ingia (1), Stephanomeria (1); also new variety and combination. 
Murrill, W. A. Dr. Carlos Spegazzini. Mycologia 16: 200-201. 
“Jl” 16 Au 1924. 
Pack, A. N. Long leaf pine. Nat. Mag. 4: 114-115. ‘Au’ Jl 
1924. (Illust.) 
Pease, A.S. Vascular flora of Coés County, New Hampshire. 
Proc. BostonSoc. Nat. Hist. 37: 39-388. l.5-rzr. Jl 1924. 
Petch, T. Thread blights. Ann. Royal Bot. Gard. Peradeniya 9: 
~45. pl. I-9. 23 Je 1924. 
Including a ee on the brown thread blight on cacao of the West 
Indies, pp. 36-37 
Popenoe, P. The date-palm in antiquity. Sci. Mo. 19: 313- 
325. S 1924. 
Reyes, G. M. On the occurrence of maize rust in the Philip- 
pines. Philippine Agr. Rev. 17: 3-9. pl. I-g. 1924. 
Ricalton, J. The bamboo. Am. Forests and Forest Life 30: 
473-475. “Au” Jl 1924. (Illust.) 
Ripperton, J.C. The Hawaiian tree fern as a commercial source 
of starch. Hawaii Agr. Exp. Sta. Bull. 53:1-16. pl. 1-5 + 
7 7,2. Jl 1924. 
Rose, D. H. Diseases of apples on the market. U.S. Dept. 
Agr. Bull. 1253: 1-24. f. 1-8. 21 Jl 1924. 
Rusby, H. H. Tropical plants at home—IJ. The fuchsias. 
Jour. N. Y. Bot. Gard. 25: 213-219. Au 1924. 
Ryan, R. W. The Microthyriaceae of Porto Rico. Mycologia 
16: 177-196. “Jl” 16 Au 1924. 
Including descriptions of 50 new species and several new varieties. 
