Crabtree Woods
Basic information
Sample name: Crabtree Woods

Sample aka: Backbone Mountain

Reference: B. C. McCarthy and D. R. Bailey. 1996. Composition, structure, and disturbance history of Crabtree Woods: an old-growth forest of western Maryland. Bulletin of the Torrey Botanical Club 123(4):350-365 [ER 47]
Geography
Country: United States

State: Maryland

County: Garrett

Coordinate: 39° 9' N, -79° 34' W
Latlng basis: based on nearby landmark

Geography comments: "the northwest side of Backbone Mountain" (basis of coordinate)
elevation between 2200 and 2300 feet based on figure 1

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Environment
Habitat: temperate broadleaf/mixed forest

Substrate: ground surface

MAT: 9.1

MAP: 1150.0

Habitat comments: "The yearly average minimum and maximum temperatures are 2.3 and 15.8ºC, respectively"

Methods
Life forms: trees

Sites: 1

Site area: 1.0

Site length: 100.0

Site width: 100.0

Sampling methods: quadrat

Sample size: 1290 individuals

Net or trap nights: 0

Size min: 2.5

Basal area status: not stated

Sampling comments: "The overstory tree layer had a total density of 279 stems-ha-1 and basal area of 34.81 m2 ha-1" (basal area of the 2.5 cm plus category is not given)

Metadata
Sample no: 133

Contributor no: John Alroy

Enterer: Albert Garcia Selles

Created: 2013-03-05 10:09:50

Modified: 2016-06-04 05:34:01

Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
21 species
3 singletons
total count 1181
geometric series index: 30.3
Fisher's α: 3.628
geometric series k: 0.7191
Hurlbert's PIE: 0.5838
Shannon's H: 1.4155
Good's u: 0.9975
Register
Acer saccharum 731
Quercus rubra 4
Tilia americana 8
Magnolia acuminata 2
Fagus grandifolia 7
Acer rubrum
Quercus prinus
Robinia pseudoacacia 1
Betula lenta 1
Fraxinus pennsylvanica 1
Quercus velutina
Carya ovata 1
Carya cordiformis 1
Carya ovalis
Ostrya virginiana 5
Prunus serotina 2
Hamamelis virginiana 187
Acer spicatum 33
Acer pensylvanicum 24
"Acer pennsylvanica"
Vitis sp. 2
Cornus florida 1