84 



NORMAL AND EXPERIMENTAL POLLINATION. 



10 h 15 m Bombus appositus, normal 4; Erynnis, 

 normal 11; 2 minutes. 



10 20 Erynnis, Gilia 2, 7, 2. 



10 23 Argynnis, normal 1. 



10 25 Bombus juxtus, normal 3, 4. 



10 29 Bombus appositus, normal 5, 1, 1; 

 Erynnis, normal 8, Chamae- 

 nerium 1, 5. 



10 31 Bombus juxtus, normal 2, 6. 



Calendar 1 — Continued. 



10 h 32 m Clisodon, upper lip and stamens off 6, 

 normal 11, 5, 5, Gilia 1, normal 

 9, inspects Chamaenerium, nor- 

 mal 4, 3, 4, 4, 15, inspects 

 Chamaenerium and Gilia, nor- 

 mal 6, 14, thrice (total normal 

 60), shortened corolla 1, upper 

 lip and stamens off 3 vainly, 

 upper lip off 3, inspected 6 for 

 pollen; 4 minutes for all. 



Calendar 2. 



9 h 10 m Bombus juxtus, Chamaenerium 1 in 

 mixed and 3 in pure head; 

 Erynnis, Monarda 2 in mixed 

 Chamaenerium head. 



Erynnis, lower lip off 1. 



Halictus pulzenus, normal 1. 



Halictus pulzenus, normal 1. 



Halictus pulzenus, normal 2; Clisodon, 

 upper lip off 3. 



Bombus edwardsi, normal 1. 



Bombus appositus, normal 1. 



Bombus hunti, 9 normal on 3 heads, 

 Chamaenerium 10 normal on 

 3 racemes, upper lip off 3 (total 

 31), normal flowers on 4 heads. 



9 23 

 9 27 

 9 29 

 9 40 



9 50 

 9 54 



9 58 



10 h 00 m Bombus appositus, 26 normal flowers 



on 5 heads; Clisodon, normal 9; 



B. appositus inspects 2 Geranium. 

 10 20 Bombus juxtus, Geranium 5. 

 10 24 Halictus (Lasioglossum) sp. Geranium 



2; Halictus pulzenus, Geranium 1. 

 10 26 Bombus juxtus, normal 13, Geranium 



15; P. varifrons, Geranium 1. 

 10 35 Bombus occidentalis, Geranium 14. 

 10 36 Bombus juxtus, Geranium 2. 

 10 41 Bombus morrisoni, Geranium 1. 



Table 58. — Summary of calendars. 

 Calendar 1. 



