R: Glacier lily occurrence and fecundity data

Lily {emdbook} | R Documentation

## Glacier lily occurrence and fecundity data

### Description

Data on sample quadrats of the glacier lily, Erythronium grandiflorum, from Thomson et al 1996

### Usage

    data(Lily_sum)

### Format

`x`

  location of quadrat

`y`

  location of quadrat

`flowers`

  number of flowers

`seedlings`

  number of seedlings

`vegetative`

  number of vegetative plants

`gopher`

  index of gopher activity

`rockiness`

  rockiness index

`moisture`

  moisture index

`flowcol`

  inverse quintile of flowering plants

`seedcol`

  inverse quintile of seedlings

`vegcol`

  inverse quintile of number of vegetative plants for image plots

`gophcol`

  inverse quintile of gopher activity

`rockcol`

  inverse quintile of rockiness

`moiscol`

  inverse quintile of moisture

### Details

16x16 grid of 2x2m quadrats in Washington Gulch, sampled 1992

### Source

Thomson et al 1996, "Untangling multiple factors in spatial distributions", Ecology 77:1698-1715. Data from James D. Thomson, with file format conversion help from Jennifer Schmidt

### Examples

    data(Lily_sum)
    par(mfrow=c(3,2))
    for (i in 9:14) {
      image(matrix(Lily_sum[,i],nrow=16),main=names(Lily_sum)[i])
    }

[Package emdbook version 1.3.9 Index]