THE POLYTRICHACE^ OF WESTERN NORTH AMERICA 



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ate, brown. Teeth long, lanceolate, obtuse, median line orange. 

 Lid subulate, curved, one-half to once length of capsule. Pedicels 

 terminal, erect, flexuose, reddish-brown, 2.5-6 cm. long, 1-3 from 



Fig. 3. Catharinea undulata. 



1 = Dry antheridial plant; d = antheridial disk through which stem has continued, 

 X I. 2 = Moist plant with capsule, X i. 3 = Capsule, X 5. 4 = Peristome, 

 X 150. 5 = Leaf, showing paired serrae, and lamella; on upper side, X 15. 6 = 

 Leaf-tip, X 65. 7 = Cross section of leaf, X 65. 8 = Cross section of leaf-margin 

 showing thickened border cells, X 250. 9 = A few lamella; in cross section, X 250. 



the same stem-tip. — On clayey soil. — Juneau, Alaska, and south to 

 California, eastward across the continent in Canada and northern 

 United States; Europe; Asia. 



