322 



AGRICULTURAL INDEX 



Cycads — Continued 

 Some characters of xylem tissue in cycads. 

 H. B. Sifton. bibliog il Bot Gaz 70:425-35 D 

 •20 

 Cyclamens 

 Cyclamen culture. Am Flor 54:942 My 22 '20 

 Florists' flowers; the cyclamen. R. P. 

 Biother.ston. Gard Chron (Lond; 69:163 Ap 

 2 '21 

 Hardy cyclamens. Gard Chron Am 25:471 F '21 

 Mode of origin and the vascular supply of 

 the adventitious leaves of cyclamen. L. A. 

 Boodle, il Ann Bot 34:431-7 O '20 

 Old plants of cyclamens. T: Crosswell. il 



Gard Chron (Lond) 65:138 Mr 22 '19 

 Plant notes; cyclamens. Am Flor 54:646; 



55:286 Ap 10, Ag 21 '20 

 Plants under glass: cyclamen. J: Coutts. 



Gard Chron (Lond) 68:32 Jl 17 '20 

 Studies in seed germination. A. W. Hill, il 



Ann Bot 34:417-28 O '20 

 Sii.t,get;tions for plant grovv'ers. Am Flor 



56:5T:; Ad 9 '21 

 Suggestions for plant growers; cyclamens. 



Am Flor 54:1173 Je 26 '20 

 What can we do with the old cyclamen plants? 

 Am Flor 54:6 Ja 17 '20 

 Cyclones 



Fire trap in the Olympic forest created by 

 cyclone. Weekly N L. 8:1 Mr 2 '21 

 Cylinders (engines) 



Making old cylinders new. W. B. Jones, il 



Power F 30:6 O '21 

 Patching cylinder breaks. P. S. Rose. Country 

 Gent 84:29 Mr 22 '19 

 Cymbopogon. See Citronella grass 

 Cymbopogon coloratus. See Lemon-grass 

 Cyperus 



North American rusts on cyperus and eleo- 

 chans. F. D. Kern. Mycol 11:134-47 My '19 



Diseases and pests 

 New balansia on cyperus. 'C. W. Edgerton. il 

 Mycol 11:259-61 S '19 

 Cypress 



Germination of cupressus torulosa seed. J 



For 16:824-5 N '18 

 Giant cypress of Mexico, il Am For 27:32 Ja 



New and noteworthy plants; cupressus for- 

 mosensis. W. J. Bean, il Gard Chron 

 (Lond) 68:213 O 30 '20 

 Notes on taxodium and glyptostrobus. 11 Gard 



Chron (Lond) 66:259 N 22 '19 

 Rate book on cypress lumber and shingles; 

 eastern edition. (Vol. 29 and amendment 

 no. 2) 133p, 3p '20 Southern Cvpress mfg. 

 assn., 820 Perdido st. New Orleans. La. 

 Rate book on cypress lumber and shingles; 

 western edition. (Vol. 30 and amendment 

 no. 1) lOOp, 3p '20 Southern Cvpress mfg. 

 assn., 820 Perdido st. New Orleans, La. 

 Cypress bark scale 

 Cypress bark scale. F. B. Herbert, il maps 

 U S Ag B 838:1-22 '20 

 Cypress pine 

 Rates of growth of cypress pines. G. Burrow. 

 Australian For J 4:135-7 My '21 

 Cyprlpediums. See Moccasin flowers 

 Cyrtandra 



Cyrtandreae Hawaiienses, sect, microcalv- 

 ces Hillebr. J. F. Rock, il Am J Bot 6:203- 

 16 My '19 

 Cyrtandreae Hawaiienses, sections schizo- 

 calyces Hillebr. and chaetocalyces Hillebr. 

 J. P. Rock. 11 Am J Bot 6:47-68 F '19 

 Cyrtosis. See Cotton club leaf 

 Cystosphora 



Pox, or pit fsoil rot>, of the sweet potato. J. 

 J. Taubenhaus. bibliog il J Ag: Research 13: 

 J37-50 My 27 'IS: Abstract. Int R Sci & 

 Prac Ag lO.no 7:1030-1 Jl '19 

 Cytology. See Cells; Plant cells and tissues 

 Cytospora 

 Apple canker due to cytospora. F. L. Stevens. 



bibliog il 111 Ag Exp B 217:367-79 '19 

 Attack of poplar canker following fire injury. 

 A. H. W. Povah. bibliog il Phyt 11:157-65 

 Ap '21 



Observations on cytospora chrysosperma in 

 the Northwest. E. B. Hubert. Phyt 10:442-7 

 O '20 



Czechoslovak Republic 

 Checking up on Czechoslovakia. J: R. Mc- 



Mahon. il Country Gent 84:6-7 D 6 '19 

 County work survey in Czecho-Slovakia. C. 

 G. Hatfield. Assn Men (Rural Manhood ed.) 

 46:75 Jl '21 



D 



D. J. and not J. D. ; story. P. H. Patrick, il 



Successful F 19:132-|- My '20 

 Dactylls glomerata. See Orchard grass 

 Daffodils 

 Bulb garden; daffodils in 1921. J. Jacob. Gard 



Chron (Lond) 69:249 My 21 '21 

 Daffodils in grass-land, il Gard Chron (Lond) 



66:248 N 15 '19 

 Narcissus vs. daffodils. L. E. Hurst, il Ohio 



F 145:714 Ap 17 '20 

 19th show of the Midland daffodil society. 



Gard Chron (Lond) 65:220-1 My 3 '19 

 On daffodils: tips for the inexperienced. J. 



Jacob. Gard Chron Am 25:731 O '21 

 Outstanding varieties of 1921. J. D. Pearson. 



Gard Chron (Lond) 69:219 My 7 '21 

 Seedling daffodils selected to grow on at 



Brodie Castle. I. Brodie, Royal Hort Soc 



J 45:113-15 O '19 



Diseases and pests 



Daffodil bulb disease. Am Flor 55:480 S 18 

 '20 

 Dahlia society of California 



Annual show, Sept. 15-17. J. T. Lynch. Am 

 Flor 57:537 O 1 '21 

 Dahlias 



Bud variation in dahlias. A. D. Shamel. il 

 J Heredity 9:362-4 D '18 



Bud variation of the le grande manitou dah- 

 lia. A. D. Shamel. il J Heredity 10:367-8 N 

 '19 



Cultivation of dahlias in pots. R. H. Holton. 

 Gard Chron (J^ond) 69:152 Mr 26 '21 



Dahlia. R: Vincent, jr. Del Ag Bd B v 6,no 3: 

 93-5 '17 



Dahlia. J. S. Wallace. (In Rep., Hort. so- 

 cieties of Ontario. 1918, p. 93-7) '19 On- 

 tario Ag Dept 



Dahlia and its future. R: Vincent, jr. il Gard 

 Chron Am 25:427 Ja '21 



Dahlia culture, il Rural N Y 78:915 My 31 '19 



Dahlia names. C. H. Payne. Gard Chron 

 (Lond) 68:105 Ag 28 '20 



Dahlia — the flower of myriad forms and 

 shades. E: C. Vick. il Gard Chron Am 25: 

 504-6 Mr '21 



Dahiia — the greatest of all flowers. B. L. 

 Kunzman. Gard Chron Am 25:507 Mr '21 



Dahlias. Am Flor 53:511 S 27 '19 



Dahlias. Am Flor 54:837 My 8 '20 



Dahlias. G: W. Kerr, il Country Gent 86:31 

 As 27 '21 



Dahlias and their culture. M. A. Howe, il 

 Gard Chron Am 23:152-4 My '19 



Dahlias at Messrs J. Cheal and sons, il Gard 

 Chron (Lond) 69:225 My 7 '21 



Dahlias! elusive, yet so easy. R. W. Walters, 

 il Gard M 29:65 Mr '19 



Dahlias for exhibition and garden decora- 

 tion. R. H. Holton. Gard Chron (Lond) 69: 

 271 Je 4 '21 



Dahlias for garden decoration. Gard Chron 

 (Lond) 67:258 My 22 '20 



Dahlias for massing in public parks and 

 gardens. J. Cheal. Gard Chron (Lond) 68: 

 299 D 18 '20 



Dahlias in floral work, il Am Flor 57:446 S 

 17 '21 



Dahlias in the flower garden. Mrs C: H. 

 Stout. Gard Chron Am 25:506 Mr '21 



Dahlias of the past, present and future. R. 

 Vincent. Am Flor 56:61:5 Ap 16 '21 



Disbudding and forcing the dahlia for exhi- 

 bition. J. K. Alexander. Gard Chron Am 25: 

 674 Ag '21 



