HORTICULTURE. 535 



also a table showing the estimated production of Smyrna figs after the fourth 

 year on different types of soil and at different planting distances. 



The olive (Olea cuspidata) forests of the Punjab, B. O. Coventey {Indian 

 Forester, 4I {1915), No. 11, pp. 301-398). — A sliort descriptive account. 



Renovation of olive trees; hygiene, pathology, and therapeutics of the 

 olive, C. Benaiges {Bol. Agr. Tec. y Econ., 7 {1915), Nos. 79, pp. 657-666; 80, 

 pp. 743-752). — In this article the author briefly discusses the conditions favor- 

 able for olive culture and the causes of unproductivity, describes the more 

 important insect pests and diseases of the olive, and gives directions for their 

 control. 



Bright V. russet fruit, W. W. Yothees {Proc. Fla. State Hort. Soc, 28 {1915), 

 pp. 113-117). — In this paper the author gives some data on several small tests 

 made with grapefruit and oranges which tend to show that in a given length 

 of time bright fruit suffers less from decay and loss in weight from evapora- 

 tion than russet fruit. Records are also given of three orange groves to show 

 the beneficial effect of spraying for the production of bright fruit, which 

 usually commands a much better market value than russet fruit. 



Contribution to the study of coffee, A. Bekteau and E. Sauvage {Rev. Gen. 

 Bot, 27 {1915), No. 317, pp. 129-Ul, pis. 3, figs. 9).— The present contribution 

 comprises a study of the structure and method of formation of the fruit and 

 seed of coffee, including an account of the germination process. 



Lamtoro as shade, G. A. Alberts {Meded. Proefstat. Malang, No. 10 {1915), 

 pp. 10, pi. 1, fig. 1). — The author describes his method of growing lamtoro 

 {Leucaena glaiica) as shade in a coffee plantation. 



The book of hardy flowers, edited by II. 11. Thomas {New York: Funk d 

 WagjwUs Co., 1915, pp. XII +.',92, pis. 96, figs. 31).— This work is offered as a 

 simple and complete descriptive guide to the cultivation in gardens of the 

 trees and shrubs and perennial and annual flowers that are hardy or are 

 suitable for planting out-of-doors in summer in temperate countries. The 

 illustrations, which are a feature of the work, show some 200 different 

 shrubs and flowers. 



The garden blue book, L. B. Holland {Garden City, N. Y.: Douhleday, Page 

 & Co., 1915, pp. 425, pis. 2. figs. 176). — A manual of garden perennials, giving the 

 distinguishing characteristics of each plant, its particular use in the garden 

 scheme, its soil and light requirements or preferences, its relative hardiness, 

 and methods of propagation. The text is fully illustrated and is accompanied 

 by a reference chart in which the plants are grouped according to color of 

 flower and period of bloom, light and soil adaptations, presence or absence of 

 fragrance, and height of the plant. The period of bloom has been calculated 

 with reference to the latitude of Philadelphia. Opposite the description of 

 each plant are blank forms in which the behavior of the plant in any latitude 

 may be recorded for a number of years, and in which the records of addi- 

 tional plants may be placed. 



The garden beautiful in California, E. Braunton (Los Angeles, Cal.: Culti- 

 vator Puhlishmg Co., 1915, pp. 208, pis. Uf, figs. 13). — A practical manual of 

 ornamental gardening, prepared with special reference to California conditions. 



Ornamentals for winter, Edith L. Hubbard (Proc. Fla. State Hort. Soc., 

 28 {1915), pp. 185-191). — A list of trees, shrubs, vines, hardy palms, scenic 

 plants, perennials, bulbs, and annuals recommended for planting in Florida, 

 with special reference to securing attractive gardens during the winter months. 



Use of native plants for ornamental planting, L. P. Jensen {Gard. Chron. 

 Amer., 20 {1916), No. 1, pp. 17, 18, 29).— In this article the author calls atten- 

 tion to the large number of native plants available for ornamental planting 



