Nov. 1891.] THE BOTANICAL SOCIETY OF EDINBURGH. 



205 



AUGUST. 



August was an exceedingly cold and wet month. No 

 really warm days occurred, and altogether the month was 

 a most unfavourable one. The lowest night temperature 

 was 34°, which occurred on the 30th, and the highest 55°, on 

 the 18th. The lowest day temperature was 59", on the 23rd, 

 and the highest 77°, on tlie 19th. On the rock-garden 

 84 species came into flower as against 81 during last August. 

 Amongst the most conspicuous were : — Cheiranthus Allionii, 

 Carlina subcaulescens, Cyclamen hedercefolium, Dalibarda 

 repens, Dianthus Atkinsoni, D. monspessulanus, Delphinium 

 velutinum, Epilohium Fleishcrii, Gentiana arvernensis, Helle- 

 horiis niger angustifolius, Liliuin dalmaticum, L. cmratu7n, 

 Lobelia cardinalis, Mimulus cardinalis, Spiraea gigantea, 

 Stohcea purpurea, Tricyrtis australis. 



Eeadings of exposed Thermometer at the Eock Garden of the 

 Royal Botanic Garden, Edinburgh, during August 1891. 



[Table. 



