FOREST AND FARM SEEDS 



97 



FOREST TREES Continued 



By count 



Silver fir Abies pectinata 12,000 



Box elder Negundo aceroides 14,784 



Hardy catalpa Catalpa speciosa 19,776 



Ailanthus Ailanthus glandulosus 20,161 



White pine Pinus Strobus 20,540 



Scarlet maple Acer rubrum 22,464 



Green ash Fraxinus viridis 22,656 



Black locust Robinia Pseudacacia 28,992 



Red elm Ulmus fulva 54,359 



American white elm .... Ulmus Americana 92,352 



American mountain ash . . Pyrus Americana 108,327 



White birch Betula alba 500,000 



Figures vary greatly in different counts, the variation probably 

 amounting to as much as 20 per cent. It is usually estimated that 

 white pine seeds run about 30,000 to the pound, and red cedar 20,000. 



Weights and Sizes of Seeds 



Seedsmen's customary weights per bushel of seeds (Edgar Brown) 



