COLLABORATORS 



Vaughan, J. C, Seedsman and florist, Chicago 



and New York. {Christmas Greens.) 

 ViCK, James, D. Landreth's Sons, Pliiladelphia, 



Pa. (Alalcariscus. Melolhria.) 

 VooRHEES, Prof. Edward B., Dir. N. J. Exp. Sta., 



New Brunswiels, N. J. {Fertilisers.) 

 Waldron, Prof. C. B., Horticulturist, N. Dak. 

 Exp. Sta., Fargo, N. Dak. (North Dakota.) 

 *Walker, Prof . Ernest, Horticulturist, Ark. Exp. 

 Sta., Fayetteville, Ark. {Annuals. Basket 

 Plants. Heliotrope. Watering.) 

 Ward, C. W., Wholesale florist. Queens, L. I. 

 {Pelargonium. Help on Carnation.) 

 *Warder, R. H., Supt. Lincoln Park, Chicago, 111. 



{Warder.) 

 *Watrous, C. L., Nurseryman and pomologist, 

 Des Moines, lo. {lown. Pear. Trees on Plains.) 

 *Watson, B. M., Instructor in Horticulture, Bus- 

 sey Inst., Jamaica Plain, Mass. {Colchicum. 

 Cuttage. Forcing Hardy Plants. House Plants. 

 Rhododendron. Rose. Winter Protection.) 

 *Watts, R. L., formerly Horticulturist of Tennes- 

 see Exp. Sta., Scalp Level, Pa. (Tennessee.) 

 *WAUGH,Prof. F. A., Horticulturist, Vt. Exp. Sta., 

 Burlington, Vt. {Beet. Carrot. Cucumber. 

 Greens. Liliiim. Plum. Salad Plants. Vermont.) 

 *Webber, Herbert J., In charge of Plant Breed- 

 ing Laboratory, Veg. Phys. and Path. Inves- 

 gations, Bureau of Plant Industry, U. S. 

 Dept. Agric, Washington, D. C. {Citrus. 

 Pomelo. Murraya, Triphasia, and other citrous 

 genera. Plant-Breeding. Help on Zamia.) 

 Wellhouse, Fred, Fruit-grower, Fairmount, 



Kans. (Kansas.) 

 Wheeler, C. F., Asst. Prof, of Botany, Michigan 



Agric. College, Mich. (Pyrola.) 

 Wheeler, H. J.. Chemist, R. I. Exp. Sta., 

 I. (Lime.) 



^Whitney, Milton, Chief. Div. of Soils, U. S. Dept. 



Agric, Washington, D. C. (Irrigation. Soils.) 



Whitten, Prof. J. C, Horticulturist, Mo. Exp. 



Sta., Columbia, Mo. (Missouri.) 

 Whyte, R. B., Amateur, Ottawa, Out. (Eemero- 

 callis. Lilium. Narcissus. Papaver. Help on 

 Tagctes, Tulipa, Zinnia, etc.) 



*WiCKSON, Edward J., Prof, of Agricultural Prac- 

 tice, Univ. of Calif., anc' Horticulturist, Calif. 

 Exp. Sta., Berkeley, Calif. (Almond, Apricot, 

 Cherry, Grape, Lemon, Lime, Nectarine, Pear, 

 Strawberry, Walnut and Vegetable Gardening in 

 California.) 



*Wiegand, K. M., Instructor in Botany, Cornell 

 Univ., Ithaca, N. Y. (Coreopsis. Cordi/line. 

 Ci/perus. Dracaena. Juncus. Lysimachia. Musa. 

 Myosotis. Potentilla. Scirims. Steironema.) 



*WooDS, Albert F., Chief of Office of Veg. Phys. 

 Investigations, U. S. Dept. Agric, Washing- 

 ton, D. C. (Variegation.) 

 WoOLSON, G. C, Nurseryman, Specialist in hardy 

 herbaceous perennials, Passaic, N. J. (Mer- 

 tensia. Has read numerous proofs. ) 

 Wortman, S. W., Mushroom-grower, Iselin, N. 



J. (Mushroom.) 

 Wright, Charles, Fruit-grower, Seaford, Del. 

 (Peach. Help on Delaware.) 



*Wtman, A. P., Asst. to Olmsted Bros., Land- 

 scape Architects, Brookline, Mass. (Dirca, 

 Epigcea, Exochorda, Halesia, Hypericum, 

 Kerria, Liquidambar, and other hardy trees 

 and shrubs. Also Lathyrus, Lupinns, Ver- 

 onica.) 



*Yeomans, L. T., Fruit-grower, Walworth, N. Y. 

 {Pear. Help on Evaporation of Fruits. Rasp- 

 berry . ) 

 Zirngiebel, Denys, Florist, Needham, Mass. 

 (Pansy.) 



II. LIST OF THOSE WHO HAVE ASSISTED BY READING PROOF, AND 

 IN OTHER WATS 



Abraham, Charles, Nurseryman, San Francisco, 

 Calif. (Trees in Calif.) 



Allen, R. C, Fruit-grower, Bonita, Calif. 

 (Olive.) 



Alverson, a. H., Growe, of cacti, San Ber- 

 nardino, Calif. (Cacti.) 



Apgar, Austin C, Prof, of Botany, N. J. State 

 Normal School, author of "Trees of the North- 

 ern U. S.," Trenton, N. J. (Trees.) 



Bailey, W. W., Prof, of Botany, Brown Univ., 

 Providence, R. I. (Rhode Island.) 



Ball, C. D., Wholesale florist, Holmesburg, Phila- 

 delphia, Pa. (Palms and decorative plants.) 



Barker, Charles, Fruit-grower, Milford, Del. 

 (Peach.) 



Bassett & Son, Wm. P., Nurserymen, Ha 

 ton, N. J. (Native plants, as Hibiscus.) 



Beal, W. H., Office of Experiment Stations, U. S 

 Dept. Agric, Washington, D. C. (Vigna.) 



Berger & Co., H. H., Importers, New York, N. Y. 

 (Japanese and Californian plants.) 



Betscher, C, Florist, nurseryman and seeds- 

 man. Canal Dover, Ohio. (Gladiolus.) 



Blanc, A., Seedsman and plantsman, Philadel- 

 phia, Pa. (Cacti. Canna. Novelties.) 



Boardman, S. L., Sec Maine Hort. Soc, Augusta, 

 Me. (Maine.) 



Brackett, G. B., Pomologist, U. S. Dept. Agric, 

 Washington, D. C. (Hicoria. Hickonj. Jug- 

 lans.) 



