No. 422.] QUANTITATIVE STUDY OF VARIATION 117 
to fall into the series 8, 13, 21, 34, etc., this condition in Aster 
sortii Hook. cannot be considered as having any special sig- 


































LIJIIIPIIITIIIFITITITITLIE 
1-8 77-6 2,4 3 2-1 i| 2 
28/29/30 |31 |32]33 |34|35| 36|37| 38] 39/40/47 [42/43 [t4 | 5] 6147 148 [49 
eae T Pit Ya) tte Pare ey gd 
LI 12 Lii213|8|3[u| 3| 1 LH 1:1 Tr 
ee AR AF 18]10| 8/9 ES 
ERRA 14 1j (24 5]12|89|5161/0|3]2| 11 | 
PTT. ae 1|[112/[58111215|316] I RILIS) |2 
ion 16 31) 2 affi 
TA S I7 nn fit | 3 
LE] dH gla eA EI OE III T 
aama BEEOTHENO 
0 
- Ra H H ae 
HAT Pia be 


















Fic. 4. — Aster shortii Hook. Correlation surface for 226 heads. Rays subject and bracts relative. 
= .549555 + .025157 

















































EISIIBDILLILIA 
X4—3|-4 -1| I 3 y 
19|20|21|22[2324|25|26 [2728]? 
| [28 fil 1| 
L [^ Hs 117/6] 71 
D 13 3/8, 2 | 1 
L| po fw 1318/5 
| | B [es] 12141216] 5/2]5)2 
|] B [i6 44 1121213) 1 
| | Bl 21 1213/2/1 
ga 18 112 i 
GERE ] 
20 AES 
LI 9 M | 
| 
| 









Fig. 5. — Aster aded Hook. Correlation surface for 226 heads. Rays subject 
d disk florets relative. p= .44664: 9861 
nificance in this connection. The coefficient of variability for 
the rays was found to be 10.897091, or a little greater than 
that of the bracts. 
