Effects of the Winter qf\S5l-S at Birmhigham. 421 



dene/s Magazine ; and I have accordingly complied with their 

 wishes. 



Pejidarves, Oct. 28. 1837. 



i^^. 81., to a scale of 10 ft. to half an inch, is a general 

 ground plan of the houses and pits, in which c is a pond, 

 which receives the drainings of the entire forcing-ground ; 

 </ is a range of cucumber frames ; e, pit for melons ; f^ pine- 

 pit ; g, house for pines and grapes; /?, house for grapes, to 

 be produced in successional crops, as described in the text; 

 z, stock-hole and potting-shed ; k, cesspool for liquid manure; 

 /, dung-pit ; w, gardener's room ; n, grotto ; o, hot-water pipes ; 

 q, compost-ground. 82 



Fig. 80. J to the same scale as the preceding figui'e, is MM^,SM 



across section through the houses, pits, and range of 



cucumber frames, in which are shown the different slopes 



83 of the glass, the position of the hot-water 



pipes, and, at jo, one of the ventilators in 



the back of the pinery, opened. 



Fig. 83., to the scale of 1^ in. to a foot, 

 is a cross section of the rafter of the vinery 

 and pine-stove, showing a gutter for car- 

 rying off the water, and the tongues in the 

 bed of the rafter, on which the sashes slide, 

 by means of grooves in the lower surface of 

 their styles. 



Ftg. 82., to the same scale as^f^*-. 83., shows a section of 

 the outside rafter, on which only one style rests and slides. 



[We consider these plans as among the most judicious and 

 economical that we have ever seen ; and we regret that unusual 

 pressure of matter, and especially communications with engrav- 

 ings, for the last twelve months, have prevented us from giving 

 them a place sooner, — Cond.'} 



Art. IV. An Account of the Effects of the last Winter (1837-8) on 

 the Trees and Shrubs in the Botanic Garden, Birmingham. By 

 David Cameron, the Curator there. 



On looking over our pinuses, I see Pinus halepensis is much 

 injured by the winter ; and P. palustris and P. Tae\la are 

 slightly injured; but all the other species look as fresh as they 

 did last autumn. Among these are P'lcea. Wehhidna, P. nobilis, 

 -(4^bies MenzieszV and Smith//, Pinus Sabin/ana, P. Coulter/, 

 Cedrus Deodara, and Cunningham/a lanceolata. These are all 

 small plants, and have not had a single leaf injured, though they 

 have stood without any protection whatever. Of a larger size 



EE 3 



