ALNUS 



255 



fi.crispa. fl ''" ca,7a 



and usually pubescent beneath along the veins, (young foliage glutinous 

 and more or less pubescent), 4-8 cm. long, 3.5-5 cm. wide, petioles 8-10 

 mm. long ; catkins expanding with the leaves, the staminate 2-3 together, 

 slender, 6-10 cm. long, the pistillate in a loose raceme, fruiting catkin 

 15-18 mm. long, 7-9 mm. thick, persistent scales firm and woody, irregu- 



