Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Betula glandulosa, American Dwarf Birch, also known as Resin Birch or Shrub Birch, is a species of birch native to North America, occurring in arctic and cool temperate areas from Alaska east to Newfoundland and southern Greenland, and south at high altitudes to northern California and Colorado in the west, and locally south to northern New York in the east. In the Arctic it occurs down to sea level, while in the south of the range, it grows as high as 3400 m altitude. In Mid October 2007 a thicket of this plant was observed in flower in the foothills behind Palo Alto, California amidst Oaks, Bay Laurel and Manzanita.

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