42 HOW TO KNOW THE MOSSES 



Stems more than one-half inch long. 

 Capsule erect .... 38, 40. 

 Capsule not erect .... 34. 



II. SHAPE OF LEAVES WHEN MOIST EASILY SEEN 

 (Leaves must be seen well enough to estimate their relative shape) 



a. Leaves long and narrow (more than four times longer 

 than broadest part) 



Stems one-half inch long or less. 

 Leaves hair-like throughout. 



Capsule erect .... 2, 3, 6, 8, 11, 15, 36, 38. 



Capsule not erect .... i, 2, 4, 6, 7, 8, 26, :i^6. 

 Leaves broader, sometimes ending in a hair-like tip. 



Capsule erect .... 8, 13, 39, 40, 41. 



Capsule not erect .... 8, 9, 27, 29, 39, 41. 

 Stems more than one-half inch long. 

 Leaves hair-like throughout. 



Capsule erect .... 3, 6, 38. 



Capsule not erect .... 4, 6, 7, 8, 26, 32, 33, 34. 

 Leaves broader, sometimes ending in a hair-like tip. 



Capsule erect .... 8, 13, 39, 40, 41. 



Capsule not erect 8, 9, 27, 28, 30, 31, 35, 39, 41. 



h. Leaves short and broad (less than four times longer 

 than broadest part) 



Stems one-half inch long or less. 



Capsule erect .... 10, 16, 18, 24. 



Capsule not erect .... 10, 25, 28, 30. 

 Stems more than one-half inch long.^ 



Capsule erect .... 10, 18. 



Capsule not erect .... 10, 28, 29, 30, 31. 



^ If No. 63 has been mistaken for an acrocarpous moss, it will apparently 

 belong here. 



