24 BOTANICAL GAZETTE [JULY 
E54 asazg asda Safed FeseHetarezarets 
| | | Bi | 
* | i: a - TH 
> Bt 1] T aa 
+ 1 | ey 
ESEawaI am 
co PEC 
saeae Sa05 5050008850 0800008 Collecting the data 
rt ym . pt i ee 2 ‘ 
Pepi Hae )~=so from =the large pycnid- 
aaaue ee ttt ~Ssoium type i olygon 
saceens cot ~—s ium type in one polygon, 
Por H+ and = similarly with the 
Poe Hs small pycnidium type we 
| HH ann Scaceeee have: 
= +t SES00Sc0S8 ee 
saaee eee 
Ht S500 0000008 M= 4.1935+0.024] 
annus He o= 1.0902+0.0174 
ausun TH fH. C. V.=25.998 +0.443 
Poe Hee n= 889 
HH ieststasties 
cot PH 
Corer | 
Poo Coe 
Pe rere 
: Coo 
BEE 
oe 
2 3 
6 
Fic. 22.—A scochyta Chrysanthemi Stevens. Polygon of spores of large pycnidia. 
CI 
CI 
‘ie H 
T 
M= 5.0379+0.09335 
SeS8e6 seeee 
Secsueueaes T= 1.3492+0.0237 
Setziee a Hy C. V.=26.781 40.593 
cones seal Poor 
souseseaua HH 
pt ootH 
PH Co It is seen that there 
sana Hitt ~=is a tendency through 
seaee rH (| out for the smaller py& 
nidia to produce larger 
spores than are produced 
by the large pycnidia. 
i 
ESSE SuEauSRaUSuEEEEER 
a 
G é 
6 ‘8 
FIG. 23.—Ascochyta Chrysanthemi Stevens. Polygon of spores of small pycnidia. 
