hudsonia {popbio}

Projection matrices for mountain golden heather

Description

Projection matrices for the mountain golden heather (Hudsonia montana) for years 1985 through 1988 with 6 size classes: seeds, seedlings, and 4 size classes divided by plant area.

Usage

hudsonia

Format

A list of 4 matrices from 1985-1988

Source

Table 6.7 in Morris and Doak 2002. The original data is from Frost 1990.

References

Morris, W. F., and D. F. Doak. 2002. Quantitative conservation biology: Theory and practice of population viability analysis. Sinauer, Sunderland, Massachusetts, USA.

Examples

hudsonia
sapply(hudsonia, lambda)
## mean matrix
x <- mean(hudsonia)
image2(x, mar = c(1, 4, 5.5, 1))
title("Hudsonia mean matrix", line = 2.5)
lambda(x)
# variance
var2(hudsonia)