[Crown Copyright Reserved. 
ROYAL BOTANIC GARDENS, KEW. 
BULLETIN 
MISCELLANEOUS INFORMATION. 
No. 4] [1918 
X.—THE MICROCONIDIA OF BOTRYTIS CINEREA. 
StTupDIeS FROM THE PatHotocicat Lasoratory VII. 
Witiim B. Brrerwey. 
Introduction.—In 1887 Iindner* observed that the cell con- 
tents in old hyphae of Botrytis cinerea occasionally contracted 
earing a chain of minute conidia at 
their tips. An excellent delineation of this microsporogeny 1s 
k. 
which are a large num 
is equally abundant. 
layer; the nuclei are : 
pheral cytoplasm and appearing as sma 
The portion of the filament 
- tains an accumulation of metachro 
enter the sporidia through their mother ce s e nuclei — 
difficult to distinguish during the formation of the sporidia, but 
* Li : : . 1]. ¥, 1887. 
BE ne Et tenes “4 Onc Rend. du Lab. de Carlsberg. v- 
+ Lorrain Smith, A.: Journ. Bot. xli. 1903. J 
uncou.t eA pon cei A.: Centr. f. Bakt. ii. x. 1903. 
(5353.) Wet. 196—794. 1,125. 5/18, J.T. &S., Ltd. G.14. Sch. 12. 
