COLLABORATORS 
r. L., exp. watts, 
Tennessee 
(tennessee.) 
*WAUGH, Prof. F. A., Horticulturist, vt. exp. Sta., 
burlington, Vt. {Beet. Carrot. Cucumber. 
Greens. Lilium. Plum. Salad Plants. ver- 
mont.) 
'Webber, HERBERT J., In charge of Plant Breed- 
ing Laboratory, Div. of Veg. Phys. and Path., 
Dept. of Agric, Washington, D. C. {Citrus. 
pomelo. Murraya and other citrous genera. 
plant-breeding.) 
wellhouse, Col. fred, 
mount, Kans. (kansas.) 
'Wheeler, C. F., Asst. Prof, of Botany, Michi- 
gan agric. College, Mich. (Pyrola.) 
WHEELER, H. J., Chemist, R. i. Exp. Sta., 
Kingston, R. i. {Lime.) 
WHITNEY, MILTON, Chief. Div. of Soils, Dept. 
Of Agric, Washington, D. C. {Irrigation. 
Soils.) 
whitten, Prof. J. C, Horticulturist, Mo. Exp. 
Sta., Columbia, Mo. (missouri.) 
*WHYTE, R. B., Amateur, Ottawa, ont. 
callis. Lilium. narcissus. (hemero- 
*WICKSON, EDWARD J., Prof, of Agricultural Prac- 
tice, Univ. of Calif., and Horticulturist, Calif. 
Exp. Sta., Berkeley, Calif. (almond, Apricot, 
Cherry, Grape, lemon, Lime, Nectarine, pear, 
etc., in california.) 
*wiegand, K. m., Instructor in Botany, Cornell 
Univ., Ithaca, N. Y. {Coreopsis. cordyline. 
cyperus. dracoena. Juncus. Lysimachia. musa. 
Myosotis. Potentilla, Scirpus.) 
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.) 
WYMAN, A. P., Asst. to Olmsted Bros., Landscape 
Architects, Brookline, Mass. {Dirca, epigaea, 
Exochorda, halesia, Hypericum, Kerria, Liquid- 
ambar, and other hardy trees and shrubs. Also 
Lathyrus, Lupinus.) 
*YEOMANS, L. t., Fruit-grower, Walworth, N. Y. 
{Pear. Help on Evaporation of Fruits.) 
*ZIRNGIEBEL, denys, Florist, Needham, 
{Pansy.) 
II. PARTIAL LIST OF THOSE WHO HAVE ASSISTED BY READING PROOF, AND 
IN OTHER ways 
ALLEN, R. c., Calif. 
(olive.) 
ALVERSON, A. H., Specialist in cacti, San Ber- 
nardino, Calif. {Cacti.) 
BALL, C. D., Wholesale florist, Holmesburg, Phila- 
delphia, Pa. {Palms and decorative plants.) 
BARKER, CHARLES, Fruit-grower, Milford, Del. 
(peach.) 
BARKER, MICHAEL, Editor "American Florist," 
Chicago, 111. {Many suggestions.) 
BASSETT & SON, Wm. F., Nurserymen, Hammon- 
ton, N. J. {Native plants, as Hibiscus.) 
BERGER & co., H. h., New York, N. Y. {Japa- 
nese 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, Col. G. B., Pomologist, Dept. of agric., 
washington, d.c. {Hicoria. Hickory. juglans.) 
BRECK & SONS, JOSEPH, (Corporation), Seedsmen, 
Boston, Mass. {Portrait of Joseph breck.) 
BREESE, J. S., Fayetteville, N. C. {North Caro- 
lina. ) 
fruit-grower, bonita, brotherton, 
Rochester, 
perennials.) 
BROWN, o. H., Bordentown, N. J. {Aquatics.) 
BUDLONG & SON co., J. A., Manufacturers of 
pickles and vinegar. Market-gardeners, Provi- 
dence, R. I. (Cucumber. Martynia.) 
bush & SONS, Bushberg, Mo. (grapes.) 
CALDWELL, GEO. C, Prof, of Agric. Chemistry, 
Cornell Univ., Ithaca, N. Y. {Fertility. Ferti- 
li:ers. Lime.) 
CLARK, Miss JOSEPHINE A., Librarian, Dept. of 
Agric, Washington, D. C. (information as to 
species after the date of Index kewensis.) 
CLARK, J. C, Dreer's nursery, Riverton, N. J. 
{Pansy.) 
CLINTON, L. A., Asst. Agriculturist, Cornell Exp. 
Sta., Ithaca, N. Y. {Lime.) 
coville, FREDERICK V., Botanist, Dept. of Agric, 
Washington, D. C. {Juniperus. Suggestions in 
various matters.) 
CRANEFIELD, FREDERIC, Asst. Horticulturist, 
Wisconsin Exp. Sta., Madison, Wis. {Irri- 
gation. ) 
dailledouze BRos., Wholesale florists, Flatbush, 
Brooklyn, N. Y. (mignonette.) 
