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asbio (version 1.9-2)

wash.rich: Species richness and environmental variables from Mt Washburn

Description

Aho and Weaver (2010) examined the effect of environmental characteristics on alpine vascular plant species richness on Mount Washburn (3124m) a volcanic peak in north-central Yellowstone National Park.

Usage

data(wash.rich)

Arguments

Format

A data frame with 40 observations on the following 7 variables.

site

Site identifier.

Y

Species richness.

X1

Percent Kjeldahl (total) soil N.

X2

Slope in degrees.

X3

Aspect in degrees from true north.

X4

Percent cover of surface rock.

X5

Soil pH.