H. WORMALD ' 193 



other flowers of the inflorescence were upright. On 



this date the treated flower was accidentally removed 



during the examination and the disease made no further 



progress, the spur remaining alive throughout the 



summer. 

 (6) May 5. One flower inoculated, borne on a spur 2 cm. in length. 

 ,, 11. One style brown in the middle. 

 ,, 18. Stamens collapsed (stamens of the other flowers of that 



truss upright). 

 ,, 20. Flowers and leaves of the truss wilting. 

 ,, 29. The bark round the base of the spur beginning to crack. 

 Oct. 19. The disease had not extended further; the spur was 



dead to the base and the bark on the branch was 



fissured just below the insertion of the spur but there 



was no definite depressed cankered area. 

 Jan. 10 (1917). Conspicuous Monilia pustules present on the 



dead spur, 

 (c) May 5. One flower inoculated, on a branched spur bearing two 



trusses. 

 ,, 11. Two styles brown to the base, two others brown for 



about half their length. 



The leaves round the truss wilting. 



Monilia pustules present on some of the dead pedicels. 



The infected half of the spur was dead to the base, a 



distance of 3 cm. ; the rest of the spur, including the 



other truss, was alive. 



917). Monilia pustules present on the dead spur. 

 {d) May 5. One flower inoculated, on a branched spur bearing two 



trusses. 



Stamens of inoculated flower collapsed. 



Truss wilting. 



Infected half of the spur dead to the base with a canker 



two-thirds round the main axis of the spur ; the rest of 



the spur was alive. 



917). Monilia pustules present on the dead portion. 

 {e) May 5. One flower inoculated, on a spur 5 cm. in length. 



Flower brown to the base of the pedicel. 



Leaves round the base of the inflorescence drooping. 



Truss quite withered, leaves brown. 



Spur dead for a distance of 5 cm. 



