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USFS Logo Research Data Archive
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Displaying items 1 - 7 of 7
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Overstory of 100-year-old white pine with dense understory of tolerant balsam fir and red spruce. This is typical in this vicinity. There is little opportunity for new white pines. These 100-year-old pines originated after an extremely hot fire burned heavy softwood slash.
more info/bigger image
Collection: Paul Smith Experimental Forest Historical Photo Archive
Keywords: old growth
softwood
personnel
Organisms: white pine
red spruce
balsam fir
Location: Paul Smith Experimental Forest
Description: Overstory of 100-year-old white pine with dense understory of tolerant balsam fir and red spruce. This is typical in this vicinity. There is little opportunity for new white pines. These 100-year-old pines originated after an extremely hot fire burned heavy softwood slash.
Date: 1950

The continuing decadence of yellow birch over 200 years old create openings favorable for beech and other tolerant hardwoods.
more info/bigger image
Collection: Paul Smith Experimental Forest Historical Photo Archive
Keywords: personnel
hardwood
old growth
Organisms: yellow birch
beech
Location: Paul Smith Experimental Forest
Description: The continuing decadence of yellow birch over 200 years old create openings favorable for beech and other tolerant hardwoods.
Date: 1950

Mature hemlock and yellow birch probably exceeding 200 years of age. An analysis of growth rings on nearby hemlock stumps indicates that severe windfall probably occured about 1790, and that cutting occurred about 1860 and 1905.
more info/bigger image
Collection: Paul Smith Experimental Forest Historical Photo Archive
Keywords: personnel
old growth
blowdown
post-harvest
Organisms: hemlock
yellow birch
Location: Paul Smith Experimental Forest
Description: Mature hemlock and yellow birch probably exceeding 200 years of age. An analysis of growth rings on nearby hemlock stumps indicates that severe windfall probably occured about 1790, and that cutting occurred about 1860 and 1905.
Date: 1950

The large hemlocks could exceed 300 years of age. The oldest we have found so far was 341 years old.
more info/bigger image
Collection: Paul Smith Experimental Forest Historical Photo Archive
Keywords: personnel
old growth
Organisms: hemlock
Location: Paul Smith Experimental Forest
Description: The large hemlocks could exceed 300 years of age. The oldest we have found so far was 341 years old.
Date: 1950

Some of the oldest and largest red spruce in this area. On a similar, nearby area, two hurricanes within an 8-year period destroyed 20 sq. feet of basal area of spruce. The eastern spruce beetle population probably built up in the windfall and they now are attacking and killing some large spruce like these.
more info/bigger image
Collection: Paul Smith Experimental Forest Historical Photo Archive
Keywords: personnel
old growth
blowdown
Organisms: eastern spruce beetle
red spruce
Location: Paul Smith Experimental Forest
Description: Some of the oldest and largest red spruce in this area. On a similar, nearby area, two hurricanes within an 8-year period destroyed 20 sq. feet of basal area of spruce. The eastern spruce beetle population probably built up in the windfall and they now are attacking and killing some large spruce like these.
Date: 1950

Mature hemlock exceeding 250 years of age. The oldest one in a nearby stand was 341 years.
more info/bigger image
Collection: Paul Smith Experimental Forest Historical Photo Archive
Keywords: personnel
old growth
Organisms: hemlock
Location: Paul Smith Experimental Forest
Description: Mature hemlock exceeding 250 years of age. The oldest one in a nearby stand was 341 years.
Date: 1950

Mature norther hardwoods containing many intermediate beech. In this stand ages of mature trees averaged; hard maple 235, yellow birch 218, and beech 230.
more info/bigger image
Collection: Paul Smith Experimental Forest Historical Photo Archive
Keywords: personnel
hardwood
old growth
Organisms: beech
maple
yellow birch
Location: Paul Smith Experimental Forest
Description: Mature norther hardwoods containing many intermediate beech. In this stand ages of mature trees averaged; hard maple 235, yellow birch 218, and beech 230.
Date: 1950