24 



THE GARD ENER S CHRO NI CL E. 



[January 13, 1912. 



EDITORIAL NOTICE. 



ADVERTISEMENTS should be sent to the PUB- 

 LISHER, 41, Wellington Street, Covent Garden, 



Letters for Publication, as well as specimens of plants 

 for naming, should be addressed to the EDITORS, 

 41, Wellington Street, Covent Garden, London. 



Communications should be writtkn on onk sn>t only op 

 thk paper, sent as early in the week as possible and duly 

 signed by the writer. If desired, the signature will not be 

 printed, but kept as a guarantee of good faith. 



Special Notice to Correspondents.— The Editors do not 

 undertake to pay for any contributions or illustrations, or 

 to returnunused communications or illustrations, unless by 

 special arrangement. The Editors do not hold themselves, 

 responsible for any opinions expressed by tlutr correspon- 

 dents. 



Local News*— Correspondents will greatly oblige by sending to 

 th* Editors early intelligence of local events likely to be of 

 interest to our readers, or of any matters which it is desirable 

 to bring under the notice of horticulturists. 



Illustrations. The Editors will be glad to receive and to select 

 photographs or drawings, suitable for reproduction, of 

 gardens, or of remarkable plants, flowers, trees, &c. % but 

 they cannot be responsible for loss or injury. 



Newspaper s.— Correspondents sending newspapers should be 

 careful to mark the paragraphs they wish the Editors to see. 



Cotton plant, and the hot, dry summer ness of flowering, the first thing the ex- 

 follows so quickly on the vanished track perimenter has to do is to produce pure 

 of winter that the plants have barely time 

 to produce fruit before they are scorched. 



races of Cotton 



strains, from which the disturbing charac- 

 ters are absent : in the case of Pisum 

 sativum he must raise a strain of un- 



rurther, though the 



generally grown in the Central Provinces branched, low-flowering early varieties and 



are precocious as to flowering, their staple another of unbranched low-flowering later 



sorts, cross them and raise very large 

 numbers of F^ plants. 



Mr. Leake has made a notable contribu- 



is poor ; whereas Cottons of good staple 

 are generally late with respect to time of 

 flowering. As a result of his investigations 

 on the various types of Cotton, Mr. Leake tion to the problem, to which he is devot- 

 has discovered that they may be classified ing himself, and we are convinced that 

 according to their modes of branching not only will it result in an amelioration of 

 into two groups. In one group — the the quality of the Cotton of the vast United 

 sympodial — the flowers are borne on the Provinces of India but also in the vindica- 



secondary branches, and in the other — the 

 monopodial — they are borne on the 



tion of the serviceableness of the method 

 of Mendelian analysis to the elucidation of 



APPOINTMENTS FOR THE ENSUING WEEK. 



branches of the third order. As might the laws of heredity, 

 perhaps be expected, the sympodial type __ 



is " early " and the monopodial type is 

 i late " : a difference of something like two 



International Horticultural Exhibi- 



UONDAY, JANUARY 15- 



Nat. Chrys. Soc. Executive Com. meet. 



TUESDAY, JANUARY, 16- 



Scottish Hort. Assoc. Ann. Meet. 



WEDNESDAY, JANUARY 17- 



Roy. Meteorological Soc. Ann. Meet. North of England 

 Hort. Soc. Ann. Meet, at Leeds. (Lecture by Mr. W. 

 Cuthbertson on " The Development of the Sweet Pea.") 



THURSDAY, JANUARY 18— 



Gard. Roy. Benev. Inst. Ann. Meet, and election of 

 pensioners at Simpson's Restaurant, Strand, at 2 45 p.m. 

 Linnean Soc. meet. Meeting at Preston in support of 

 Roy. Int. Hort. Exh. 



Average Mean Tkmtkraturk for the ensuing week 

 deduced from observations during the last Fifty Yeai> 

 at Greenwich-37-9 . 



Actual Temperattkks: — 



London.— Wednesday, January 10 (6 p.m.): Max. 49°; 



Min. 39*. 

 Gardeners' Chronicle Office, 41, Wellington Street, 

 Covent Garden, Loudon —Thursday , January 11 

 (10 a.m.) : Bar. 29-9 w ; Temp. 47°; Weather— 

 Dull. 



Provinces.— Wednesday, January 10: Max 51° Sligo ; 



Min. 3-4° Yorkshire. 



months separating the main periods of tion.— A meeting in support of this exhibition 



flowering of the two classes. wil1 be held in the Town Hall > Preston, on the 



The cross between a symoodial (early) \ 8i J* inst ' The Mayor Councillor R. S Simpson 



t v , /i , v , , . • , J. P., will preside, and Mr. Edward White and 



and monopodial (late) plant gives an inter- ^ U JL w ;n \>aa~>L +i, >^; 



mediate (Fi), the period of flowering of 

 which is nearer to that of the early than to 

 that of the late parent. 



In F 2 , complete segregation does not 

 appear to take place, though from the 



others will address the meeting. 



Gardeners' Royal Benevolent Institu- 



ion. — In connection with the seventy-second 

 Annual General Meeting of the members of this 

 institution, which we announced last week for 



practical point of view this would seem to the 18th inst., we are asked to state further that 

 be unimportant, for early plants arise in the usual Friendly Supper will also be held at 

 F 2 , and there is no evident reason why Simpson's on the same day at 6 p.m., when the 



chair will be taken by S. M. Segar, Esq., a 

 member of the committee. 



SALES FOR THE ENSUING WEEK. 



MONDAY and WEDNESDAY— 



Rose Trees, Fruit Trees, Perennials, &c, at 12.30, 

 at Stevens's Auction Rooms, 38, King Street, Covent 

 Garden. 



MONDAY and FRIDAY— 



Liliums and other Hardy Bulbs, Herbaceous Plants, 

 &c, at 12 ; Roses and Fruit trees, at 1.30 ; at G7 & 68, 

 Cheapside, E.C., by Protheroe & Morris. 



WEDNESDAY— 



Herbaceous Plants and Perennials, Liliums and Hardy 

 Plants, at 12 ; Roses and Fruit Trees, at 1.30 ; Palms 

 and Plants at 5 ; at 67 & 68, Cheapside, E.C., by 

 Protheroe & Mjrris. 



such " earlies " should not bear characters 

 which give to them the high quality 

 possessed by the monopodial, or late, 

 parent. 



One reason for the apparent lack of 



segregation in F 2 has been discovered 



already by Mr. Leake, who finds that the 



presence of red sap in the plant induces a 



prolongation of the vegetative period and 



Royal Meteorological Society. 



An 



ordinary meeting of this society will be held at 

 the Institution of Civil Engineers, Great George 

 Street, Westminster, on the 17th inst., followed 

 by the annual general meeting at 7.45 p.m. 



The Womens Agricultural and Horti- 



hence a retardation of the time of flower- cultural International Union. — We are 



asked to state that the room placed at the dis- 



uiff. 



Superficially-informed critics of Men- posal of the Union by the hon. secretary, Mrs. 

 delian investigation may be pleased to Chamberlain, having become inadequate for the 



discover what looks like a breaking down 

 of the fundamental Mendelian law of 



requirements, a new and enlarged office has been 

 secured at 45, Queen Anne Chambers, Westmin- 



segregation ; but we for our part are pre- s ^ r ' *™-> where fuU iflf ^mation concerning the 

 pared to maintain that that pleasure will object of tll€ U,,lon ma ^ be obtai » ed - 



be short-lived. 



In such difficult matters as the mode of 



cotton Mr> H - M - Lea £° n - V 8 ' inheritance of " time of flowering " the ex- 

 Breeding. in the Journal of Genet, cs , a perimenter soon discovers that his task is 



valuable paper on the results tQ elucidate the behaviour of a num ber of 



fli 



separate yet mutually interacting charac- 



Flowers in Season. — We have received 

 from Mr. H. Juniper, of Dyrham Park Gardens, 

 Barnet, blooms of Chrysanthemum " King of the 

 Plumes." The flowers are a rich yellow colour, 

 and have fimbriated florets. This excellent late 

 variety is very serviceable for conservatory and 

 greenhouse decoration. 



11 Irish Gardening."— Mr. C F. Ball, of Glas- 



Cotton plant. Though his main problem terg Thug {n the cage q{ tfae common p ea 



is the production of races of Cotton which (Pisum sa tj vum ) we know that time of 



shall be an improvement— from the com- flowering of an Fi between early and late . M : . . .- ., T , . , J . A 



mercial point of view-on the poor types varieties is intermediate, and that com- TT f T° ? ^ ^ beeji appomted editor 



commonly in cultivation in India, Mr. 



Leake resolved very wisely to attack the 



problem on Mendelian lines. 



plete segregation does not appear to 

 occur in F 2 . But we know also that vari- 

 ous morphological factors interfere with 



of Irish Gardening, one of the most attractive 

 of our contemporaries. The new editor has our 

 best wishes in the enterprise he has undertaken. 



At the outset of his experiments, he dis- the prQper expreasion of the character for 

 covered that, contrary to general opinion, 



cross-pollination occurs not uncommonly in l m h^cl^TMteTBlie the *2k at" whkh 



Cotton flowers. Thus the old method of flower formation occurs and algo th 



Londons Open Spaces. — The Parks Com- 

 earliness or lateness. Among these dis- mittee of the London County Council have 



prepared a scheme for laying out Kilburn Grange 



„ , , ~ ^ «* TO ,nu ^^- as a public open space, which includes the pro- 



* plant-tc-plant breeding had to be tent tQ whi( , h branching takeg place at the vision of a pond for boating, lawn-tennis courts, 



discarded and the usual precautions of ground leveI Thug a p ea may possess the and a large grass area for general recreation. 



emasculation and covering adopted. 



character for earliness and also that for 



The task of finding improved races of flowering at a high node The inevita ble 

 Cotton suitable for the United Provinces resu lt is a compromh 



for Mendelian law 

 is not magic— and the plant flowers when 



Protecting Fruit Trees from Hares.— 



A correspondent writing in the Agricultural 

 Gazette of New South Wales of November 2, 



is rendered peculiarly difficult owing to the ^^ 



extremes of climate characteristic of those \1 "2^ Tw\- a la^wl^^ iV^" 1911, states that the best method of protecting 



regions. The winter is so severe as to £ fl ^ y ° Ullg fruiMl * ees { ™» **■* f ™ m *«■ * * 



means °f a band of paper wound twice around 

 the stem of the tree and tied lightly at the top, 

 bottom, and middle. 



give a severe check to the growth of the 



* No. 3, Vol. i. 



To determine the mode of inheritance 

 of such a character as precocity or tardi- 



