Helmick Rock
Basic information
Sample name: Helmick Rock

Sample aka: South Branch Mountain

Reference: S. L. Stephenson, H. S. Adams, and M. L. Lipford. 1986. Ecological composition of indigenous stands of red pine (Pinus resinosa) in West Virginia. Castanea 51(1):31-41 [ER 33]
Geography
Country: United States

State: Wast Virginia


County: Hardy


Coordinate: 39° 12' N, 78° 48' W
Coordinate basis: based on nearby landmark

Geography comments: coordinate based on South Branch Mountain

Environment
Habitat: temperate broadleaf/mixed forest

Substrate: ground surface

MAT: 10.9

MAP: 860.0

Methods
Life forms: trees

Sites: 1

Site length: 20

Site width: 50

Sampling methods: quadrat

Sample size: 163 individuals

Years: 1984

Size min: 2.5

Basal area: 2.72

Sampling comments: Results are given in % of relative Density. The total density of trees in Picke Knob is 800/ha, but only 0.1 ha was sampled. Thus, numbers listed here: n=0.8 x rel.Dens.

Metadata
Sample number: 108

Contributor: John Alroy

Enterer: Albert Garcia Selles

Created: 2013-02-28 12:14:18

Modified: 2017-11-02 02:27:43

Abundance distribution
15 species
3 singletons
total count 163
geometric series index: 23.4
Fisher's α: 4.027
geometric series k: 0.7501
Hurlbert's PIE: 0.8088
Shannon's H: 2.0262
Good's u: 0.9817
Each square represents a species. Square sizes are proportional to counts.
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