646 
Willis and Bur kill . — Flowers and 
A brief review of the insects visiting the massed flowers of Class A 
may be found earlier. 
Class Po. A, § 70. A-like Type. 
254 . Chenopodium Bonus-Henricus, Linn. [Lit. N.C.E. 1, 14, 18, 
21 b, 34 ; Warming 2490. 
Visitor. Coleoptera. (1) Oxytelus sp., ?fp. 19. VI. 99, 800 ft. 
The only visitors to Class Po. § A were two individuals of a beetle. 
TABLE LIV. 
Total number of insect visitors to A-like flowers of Class Po., and total of visitors to B-like, 
AB-like, and A-like flowers, taken together. 
Class Po. ( A ). 
Bomb. 
4 
Tenthr. 
1 Entom. 
8 
Wasps. 
% 
£ 
s 
t-i 
s 
j 
$ 
£ 
£ 
254. Chenopodium Bonus- 
Henricus .... 
2 
— 
2 
Total of all flowers 
of B-like, AB-like, 
and A-like Po. . . 
56 
14 
2 
1 
1 
I 
1 
I 
18 
2 3 
344 
5 
6 
473 
Percentages . . 
11-84 
2.96 
.42 
-21 
•21 
-21 
.21 
- 
•21 
3-8i 
4-86 
7 2> 73 
1-06 
1-27 
TABLE LV. 
Decidedly desirable insects visit honeyless flowers (for pollen) in rather more than the 
class’s share ; injurious insects are rare on them. 
Available. 
To Po. (all forms'). 
No. 
% 
No. 
% 
Decidedly desirable 
L7 6 3 
10-19 
70 
14-80 
Desirable . . . . 
L 27 7 
7*37 
26 
5-50 
Indifferent . . . 
12,993 
75-08 
368 
77.80 
Injurious .... 
L 273 
7-36 
9 
1-90 
TABLE LVI. 
Insects visiting Class Po. (all three divisions taken together) in different seasons 
by desirability. 
Spring. 
Summer. 
Autumn. 
Decidedly desirable 
12 
5-5° 
58 
23-67 
— 
— 
Desirable .... 
3 
i -37 
23 
9*39 
— 
— 
Indifferent . . . 
203 
93 -n 
I 55 
63-27 
10 
100-00 
Injurious .... 
— 
9 
3-67 
— 
— 
Total . . . 
218 
245 
10 
