Cereals and forage plants can be successfully grown everywhere, and varied and profitable agriculture is possible even on the " pine-barrens " or uplands of the N.; but more intelligent and more intensive farming is necessary than that practised by the average " pineywoods " farmer.
This tree yields an abundant supply of tar and turpentine of good quality, which products are collected and manufactured in the " pine-barrens " on a large scale.
P. Taeda, the " loblolly pine " of the backwoodsman, a tall tree with straight trunk and spreading top, covers great tracts of the " pine-barrens " of the southern states, but also frequently spreads over deserted arable lands that have been impoverished by long and bad farming; hence the woodsmen call it the " old-field " pine, while, from the fragrance of its abundant resin, it is also known as the frankincense pine.
Providence is known as the "pine barrens," from the tree which principally grows in this rocky soil.
On the summits of the Adirondacks are a few alpine species, such as reindeer moss and other lichens; on the shores of Long Island, Staten Island and Westchester county are a number of maritime species; and on Long Island are several species especially characteristic of the pine barrens of New Jersey.