collaborators 
dailey, charles l., fruit-grower, Salem, Ore. 
(prune.) 
danby, charles e., 
prune-grower, 
prune-grower, salem, ore. 
(Prune.) 
DANDRIDGE, Mrs. DANSKE, Amateur, 
town, W. Va. (Hardy plants.) 
DARLINGTON, E. D., Superintendent of Trials, 
Fordhook Experimental Farm, Doylestown, Pa. 
(Pea.) 
DAVENPORT, GEO. E., Botanist, specialist in ferns, 
Medford, Mass. (Several genera of ferns.) 
DAY, Miss MARY A., Librarian, Gray Herbarium of 
Harvard Univ., Cambridge, Mass. (rare books.) 
DEVRON, Dr. G., Amateur in bamboos. New Or- 
leans, La. (bamboo.) 
DOCK, Miss M. L., Lecturer on plant life, for- 
estry and village improvement, harrisburg, 
Pa. (bartram.) 
DOSCH, H. E., Sec'y State Board of Hort., 
Hillsdale, Ore. (oregon.) 
DOWNER'S SONS, J. S., Fruit-growers, Fairport, 
Ky. (Kentucky.) 
DREER, HENRY A. (Inc.), Seedsmen and Plants- 
men, Philadelphia, Pa. (Many and varied 
services, especially in aquatics, ferns, foliage 
plants and rare annuals.) 
ELLIOT, J. WILKINSON, Landscape architect, 
Pittsburg, Pa. (kochia, Oak, and some herba- 
ceous perennials.) 
ELLWANGER & BARRY, Nurserymen, Rochester, 
N. Y. (Hardy plants.) 
FIELDS, JOHN, Dir. Agr. Exp. Sta., Stillwater, 
Okla. (Oklahoma). 
FISHER, Dr. JABEz, Fruit-grower, Fitchburg, 
Mass. (Massachusetts.) 
GANONG, W. F., Prof, of Botany, Smith College, 
Northampton, Mass. (Cacti, and many sugges- 
tions.) 
gifford, JOHN C, Asst. Prof, of Forestry, Col- 
lege of forestry, Cornell Univ., Ithaca, N. Y. 
(poinciana.) 
GOODMAN, L. A., Fruit-grower, Kansas City, Mo. 
(Missouri.) 
HALLIDAY, ROBT. J., Florists, Baltimore, Md. 
(azalea. Camellia.) 
HARRIS, J. s., Fruit-grower, La Crescent, Minn. 
(minnesota.) 
HEIGES, S. B., York, Pa. (Pennsylvania.) 
HEISS, J. B., Florist, Dayton, Ohio. (Palms.) 
HELLER, A. A., Botanist, Lancaster, Pa. (Porto 
Rico. ) 
HEWSON, Wm., Orchid grower for Wm. Scott, 
Buffalo, N. Y. (odontoglossum. oncidium.) 
HILL, ROBERT T., U. S. Dept. Agric, Washing- 
ton, D. C. (Porto rico.) 
HOSMER, A. W., Botanist, Concord, mass. 
lygala. ) 
HUTT, H. L., Prof, of Horticulture, Ont. Agric. 
College, Guelph, Ont. (Kale. kohlrabi.) 
JACK, Mrs. ANNIE L., Chateuguay Basin, Prov. 
Que. (Native plants.) 
JENNINGS, E. B., Specialist in pansies, South- 
port, Conn. (Pansy.) 
JONES, Rev. C. J. K., Los Angeles, Calif. (Vari- 
ous californian plants.) 
JORDAN, Dr. W. h., Dir. N. Y. Exp. Sta.,. 
Geneva, N. Y. (Fertility. fertilizers.) 
KEDZIE, Dr. R. c., Prof, of Chemistry, Mich. 
Agric. College, Agricultural College, Mich. 
(Fertility. Fertilizers. Lime.) 
*king, F. H., Prof, of Agricultural Physics, Univ. 
of Wisconsin, Madison, Wis. (irrigation, 
Mulching, etc.) 
LATHAM, A. W., Secretary Minn. Hort. Soc.^ 
Minneapolis, Minn. (Minnesota.) 
LEIB, S. F., Prune-grower, San jose, 
(Prune.) 
LINDLEY, J. VAN, Nurseryman, Pomona, N. C. 
(North Carolina.) 
LUPTON, J. M., Market-gardener, Gregory, L. I. 
(Cabbage.) 
Lyon, WM. s., Census Bureau, Washington, D. C. 
(Palms.) 
MACDOWELL, J. A., Nurseryman, City of Mexico, 
Mex. (cacti.) 
macfarlane, Prof. J. M., Dir. U. of P. Botanic 
Garden, Philadelphia^ Pa. (Nepenthes. Pin- 
guicula.) 
MACKENZIE, R. R., Secretary J. M. Thorburn 
& CO., New York, N. Y. (many important bulbs.)- 
MAKEPEACE, A. D., cranberry-grower, West 
Barnstable, Mass. (cranberry.) 
MANDA, W. a.. Horticultural expert, South- 
Orange, n.j. (orchid pictures.) 
MANNING, JACOB W., nurseryman, Reading, Mass. 
(Dried specimens of herbaceous perennial plants.) 
MANNING, ROBERT, Sec. Mass. Hort. Soc, Bos- 
ton, Mass. (Biographical sketches. Horticul- 
ture.) 
MAXWELL BROS., Fruit-growers, geneva, N. Y. 
(Quince. ) 
MAY, john n., Florist, Summit, n. J. 
Flowers.) 
MCDOWELL, Prof. R. h., Agriculturist and hor- 
ticulturist, Nev. Exp. Sta., Reno, Nev. (ne- 
vada.) 
MCTEAR, JOHN, Gardener, montecito, Calif. 
(Some plants cult, in Calif.) 
MEEHAN, thos., Nurseryman, Germantown, Pa. 
(The article "Horticulture.") 
MERIAM, DR. HORATIO c., Salem, mass. 
papaver.) 
MILLER, E. s., Specialist in bulbs. Floral Park, 
L. i. (Many articles on bulbs.) 
