26 MOSSES WITH A HAND-LENS 



The capsules of the Catharineas are in good condition from 



late autumn to early spring. 



KEY. 



1. Capsule 4: i; leaves not at all wavy on the margins when 



moist, midrib narrow crtspa. 



Capsule 6-8: i; leaf margins wavy when moist 2. 



^ Midrib constituting 1-8 — iio of leaf undulata. 



Midrib constituting 1-3 — 1-4 of leaf angustata. 



FiGURS 4. 



a, a, a. Caiharinea undulata, wet and dry, X 2, and capsule X 5- fr. 

 Leaf X 10. c, c. Capsule and leaf of C. angustata X 5 and 10, re- 

 spectively. 



C. UNDULATA (L.) W. & M., Wavy Catharinea. Leaves 

 Ungulate, strongly undulate when moist and strongly spined at 

 the back. Occasionally specimens are found with two or more 

 setae from a single plant. 



