nor does it appear in the American Floras; but I have speci¬ 
mens from British North America ( Drummond ), gathered near 
Cumberland House Fort, and others from Chili ( Macrae ), which 
I cannot distinguish from it. 
Plate 65. Portions of Equisetum (§ Hyemalia) bracliyodon , Al. Braun, with 
fertile and barren branches ,—natural size. Pig. 1. Section of a stem, showing 
the lacunes,— magnified. 
