ABSTRACTS. 



949 



Matricaria sabuldsa. By A. H. Wolley Dod {Joum. Bot. 468, 

 pp. 399-100; 12/1901). — Description of new .species from the Cape 

 Peninsula. — G. S. B. 



Melittis Melissophyllum. Anon. {Gard. Mag. 2,509, p. 778; 

 30/11/1901). — A descriptive and cultural note of this beautiful and 

 uncommon hardy herbaceous plant, which is the only species of the 

 genus in cultivation. A good illustration is given of the plant as it 

 grows in the Rock Garden at Kew. — W. G. 



Melon Louse. By E. M. Willcox {U.S.A. Exp. Stn. Oklahoma, 

 1900 ; with figs.). — The Melon louse {Aphis cucumeris) did much damage 

 to the Melons in the previous year. But little information is given, 

 save to recommend spraying with the usual kerosene emulsion. 



♦ M. C. G. 



Mirabelle * Gloire de Louveciennes.' By H. Dauthenay {Bev. 



Hort. p. 476 ; October 1901). — Coloured plate. New variety raised by M. 

 Lecointe, resembles in form and colour the double Mirabelle or ' M. de 

 Nancy,' but is much larger and very sweet ; flavour of Mirabelle with a 

 touch of Apricot. Highly commended. — C. T. D. 



Moth, the Brown-tail {Euproctis chrysorrhoea). By F. L. Harvey 

 {U.S.A. St. Bd. Maine, Ann Bep. 1900. In the Bcport of Experiincnt 

 Station, p. 36). — A short but interesting paper on this pest is given. 

 Described as a native of Europe, Northern Africa, &c., and imported to 

 Maine about 1894. A dangerous enemy of the Pear and many other 

 trees, shrubs, &c. The description of its eggs and the habits of the cater- 

 pillars are given, also the best known precautions. — V. J. M. 



Moth, The Codlin. By Walter W. Froggatt (Agr. Gaz. N.S.W. 

 p- 1,354-65 ; November 1901). — An illustrated article dealing with this 

 pest under the following headings : — " Life-History," " Method of Dealing 

 with the Pests on the Trees, in the Fruit or Packing Houses, and with 

 Windfalls and Picking off Damaged Apples," *' How the Moth is Spread," 

 and " The Law in Tasmania, South Australia, Victoria, Queensland, and 

 West Australia with regard to the Codlin Moth." A report follows 

 on the experiments which have been carried out to check the moth. 



A. W. S. 



Movement of Water in Living- Plant Tissues. By Karl 

 Fuchs {Beih. Bot. Cent. bd. x. ht. 4 and 5, pp. 305-308).— The author 

 sums up his conclusions as follows : — " A cell containing an osmotically 

 active substance works as a pump if this substance is a non -homogeneous 

 solution."— G. F. S.-E. 



Mulg-edium? (Blue-flowered Lettuce). By H. Correvon (i^cr. ifor^. 

 p. 405 ; September 1901). — A possible new species, if not M. Bourgai, 

 which it much resembles. Described as a superb plant, highly decorative, 

 and with gigantic panicles of blue flow^ers, attracting great attention in 

 the Alpine Garden at Geneva ; 2| to 3 metres high. Flowers from June 



