EFFECT OF THE FROSTS OF 1908-9 ON VEGETATION. 387 



Knipliofias were usually not much hurt, but K. Tysonii was. killed at 



Monreith, while K. caulescens suffered nothing, and at Chelmsford 



K. Uvaria was badly damaged. 

 Leonoiis Leonurus, on a wall exposed to the w^est and south at St. 



Keverne, was killed. 

 Mesembryanthemums were usually destroyed or very badly damaged, 



but M. uncinatum was uninjured at Corstorpliine. 

 Pelargonium saniculae folium was killed at Chelsea, but seedlings have 



come up from the plants. 

 Pkygelius capensis survived uninjured at Belvoir Castle, where it has 



stood for six years, and at Chelmsford. 

 Plumbago capensis was killed at Abbotsbury, 



Psoralea pinnata suffered more or less damage at St. Keverne on walls, 

 plants facing south suffering more than those facing west. 



Pteronia incana was killed at Abbotsbury. 



Sutherlandia frutescens was killed on a south wall at Burford. 



TJiunbergia natalensis was uninjured on a wall at Killerton, where it 

 has grown for six years. 



Micromeria varia ( = Thymus ericifolius), from the Canary Islands, was 

 unhurt at Thetford. 



Vallota purpurea was unhurt at Enfield. 



Vaccinium padifolium, from Madeira, was unhurt at Kew, where it 

 has grown for over sixty years. 



South Europe, North Africa, Levant, and Persia. 



Abies pectinata lost many of its needles at Aston Eowant. 

 Adenocarpus decorticans was slightly damaged in the open at North 

 Mymms. 



Althaea cannabina was killed outright at Abbotsbury. 



Arhitus X hybrida, unhurt at Horsham, was slightly damaged at 



Tetbury ; at Waltham, Essex, and at Tamworth the injury to members 



of this genus was severe. 

 Arundo Donax was killed to the ground at Camberley, and A. mauri- 



tanica was killed outright at Abbotsbury. 

 Asparagus acutifolius was killed to the ground at Enfield, and some were 



killed at Camberley, but others escaped altogether. 

 Astragalus Tragacantha was unhurt at Aldenham. 

 Astraphaxis Billardieri was unhurt at Camberley, where it has grown 



for five years. 



Atriplex Halimus was severely cut in the open at Aldenham, and killed 

 to the ground at Sutton Place. 



Caltha polypetala was uninjured at Burford, Wisley, and St. Keverne. 



Calycotome spinosa was slightly injured at Abbotsbury. 



Cedrus atlantica, in an open situation, was killed at Cobham, Surrey, 

 and its variety glauca suffered severely in many places; it was, how- 

 ever, uninjured at Isleworth, as was G. Libani. 



Ceratonia Siliqua was badly damaged at Abbotsbury, but recovered. 



