22 



SUMMER 



the ladies'-tresses, two species ; the rattlesnake-plan- 

 tain ; arethusa, or Indian pink ; calopogon, or grass 



pink ; pogonia, or 

 snake-mouth (ophi- 

 oyJossoides and ver- 



*3**v j f \^i^^^ ticillata)') the ragged 

 $f]w ' $ f ringed-orchis ; and 



the showy or spring 

 orchis. Arethusa and 

 the showy orchis 

 really belong to the 

 spring but the others 

 will be task enough 

 for you, and one that 

 will give point and 

 purpose to your wan- 

 derings afield this 

 summer. 



VII 



There are a certain 

 number of moths and 

 butterflies that you 

 should see and know 

 also. If one could 

 come to know, say, 

 one hundred and fifty 

 flowersand the moths 

 isit them (for the flower and its 



ORCHIDS 



1. Arelhusa bulbosa 



2. Pogonia ophiogtossoides 



3. Pink Lady's-Slipper 



4. Yellow Lady's-Slipper 



5. Showy Orchis 



and butterflies that 





