APPENDIX 263 



Leaves conspicuously long and narrow. 



Capsule erect .... 2, 6, 8, 23, 39, 40, 41. 



Capsule not erect .... 6, 8, 9, 31, S3y 39, 4i. 

 Leaves conspicuously short and broad. 



Capsule erect .... 10, 20, 24. 



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



Position of leaves 



Leaves of most mosses are arranged equally around the 



stem and branches and are erect or spreading. 

 Leaves more or less turned to one side (secund) 



6, 8. 



Leaves m two rows on opposite sides of stem, giving 

 the plants a flattened appearance .... 10. See also 

 hepatics (p. 6). 

 Leaves forming a rosette at tip of stem . . . . 26, 29, 30, 



39, 41. See also Sphagnum (p. 73). 

 Lesives forming a cup at the tip of the stem .... 38. 

 Leaves tindidate or wavy .... 8, 39. 

 Leaves conspicuously crisped when dry. 



Capsule erect .... 8, 10, 13, 15, 23, 39. 

 Capsule not erect .... 8, 10, 29, 30, 2>3y 39- 

 Leaves conspicuously folded straight when dry. 



Capsule partly concealed by surrounding leaves 



19, 22. 



Capsule erect .... 2, 20, 22, 23, 38. 

 Capsule not erect 4, 27, 28, 40, 41. 



Midrib 



The midrib when present is usually not seen without 



the aid of a lens. 

 Midrib seen when moist plants are held to the light 



29, 30, 39. 



