310 JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 



Pestalozzia pahnarum. The remedy suggested is the application of 

 Bordeaux mixture. — M. C. C. 



Colchicum hydrophilum. By C. H. Wright (Bot. Mag. tab. 8040). 

 Nat. ord. Liliacea, tribe Colchicea. Asia Minor. Conn 1 in. in 

 diameter, leaves appearing with flowers. Flowers 3-5 in clusters, rose- 

 colour. — G. H. 



Colchicum libanoticum. By C. H. Wright (Bot. Mag. tab. 8015).— 

 Nat. ord. Liliacece, tribe Colchicea; Syria. Flowers. 2-8, white or pale 

 rose. — G. E. 



Colchicum Steveni. By C. H. Wright {Bot. Mag. tab. 8025).— Nat. 

 ord. Liliacete,' tribe Colchicea ; Syria and Arabia. Corni ovoid, 1 in. 

 long. Leaves appearing with the flowers, linear. Flowers, 3-10, in a 

 fascicle, pale rosy lilac. — G. E. 



Coleus Shirensis. By N. E. Brown [Bot. Ma i. tab. s 02i .—Nat. 



ord. Labiates, tribe Ocymoidece ; British Central Africa. Herb 3 ft. high, 

 leaves and petioles 3-6 in. long. Corolla J in. long, violet. — G. E. 



Composites. Double-flowered. By Henri Theulier fijs (Bev.H :. 

 May 16, 1905, p. 212). — The seed from the centre of the flower should 

 be rejected, and only that be sown which is produced on the outer two- 

 thirds. The central ones are apt to produce single or only semi-double 

 flowering plants. — C. T. D. 



Coniferae, Variegated. By J. C. Bagshot (Gard. Chron. No. 971, 

 p. 161 : Aug. 26, 1905 ; continued and concluded in No. 975. p. 179, 

 Sept. 2, 1905*. — Variegated Conifers are said by the author of this paper 

 not to be cultivated to the extent which they deserve, and he says that 

 " it is proposed in the following notes to mention either those which are 

 easy to grow or are of such merit as to warrant a little more care and 

 attention being bestowed upon them.'' A short description of each 

 species is then given. — G. S. S. 



Cotoneaster rotundifolia. By W. B. Hemsley (Bot. Mag. tab. 

 8010). — Nat. ord. Bosacece, tribe PomccB ; North India. A sub-erect, 

 densely branched shrub, 3-1 ft. high ; leaves i in. across ; flowers 

 pink and white, \ in. diameter ; fruit top-shaped, ^ in. long, deep 

 crimson. — G. E. 



Cotton, Fungoid Diseases of. By L L^-on-Brain, B.A.. F.L.s. 



(TU. Lid. Bull. vol. vi. No. 2, 1905). — This is a summary of the diseases 

 which attack the leaf, boll, and stem of the cotton plant, but is directed 

 chiefly to the disease called " black boll," the cause of which has not at 

 present been identified ; and the only foreign organism present in diseased 

 bolls was a short, rod-shaped, non-motile bacillus, which was constantly 

 present in diseased tissues. — M. C. C. 



Cotton, Insect Pests of. By Henry A. Ballon. B.Sc. [W. Lid. 

 Bull. vol. vi. No. 2, 1905). — This communication describes the various 

 known insect pests of the cotton plant, and concludes with the descrip- 



