256 



TRANSACTIONS AND PROCEEDINGS OF 



[Sess. 



in succession, but one, from the 1st till the 25th, after 

 which the temperature rose rapidly till the end of the 

 month. Such a long continuance of frosty nights is 

 unusual, but at no single time was it very severe. The 

 lowest readings were on the 8th, 22° ; 10th, 22° ; 13th, 21° ; 

 16th, 22° ; and I7th, 22°. Although the lowest reading 

 was thus only 11° of frost, the collective amount for the 

 month was 136° as against 126° for the corresponding 

 month last year. The lowest day reading was 33° on the 

 11th, and the highest 55° on the 29th of the month. 



Very few plants came into flower in January. Of the 

 40 selected plants whose dates of flowering are annually 

 recorded to the Society, only one came into flower, viz., 

 Galanthus ])licatus on the 26th. At the same date last 

 year five were in flower, and in January 1890 as many as 

 18 of the 40 had flowered. 



On the rock-garden the following came into flower, viz., 

 Galanthus p/tca^its. Poly gala Chammbaxus and P. purpurea, 

 Geum miniatum, Hepatica angulma, Hellchorus purpurascens, 

 and Primula varidbilis. 



Keadings of exposed Thermometers at the Rock-Garden of the 

 Royal Botanic Garden, Edinburgh, during January 1892, 



[Table. 



