ade4 (version 1.4-3)

maples: Phylogeny and quantitative traits of flowers

Description

This data set describes the phylogeny of 17 flowers as reported by Ackerly and Donoghue (1998). It also gives 31 traits corresponding to these 17 species.

Usage

data(maples)

format

tithonia is a list containing the 2 following objects : tre{is a character string giving the phylogenetic tree in Newick format.} tab{is a data frame with 17 species and 31 traits}

source

Data were obtained from the URL http://www.stanford.edu/~dackerly/acerdata.html.

References

Ackerly, D. D. and Donoghue, M.J. (1998) Leaf size, sappling allometry, and Corner's rules: phylogeny and correlated evolution in Maples (Acer). American Naturalist, 152, 767--791.

Examples

data(maples)
phy <- newick2phylog(maples$tre)
dom <- maples$tab$Dom
bif <- maples$tab$Bif
orthogram(dom, phylog = phy)
orthogram(bif, phylog = phy)
par(mfrow = c(1,2))
dotchart.phylog(phy, dom)
dotchart.phylog(phy, bif, clabel.nodes = 0.7)
par(mfrow = c(1,1))
plot(bif,dom,pch = 20)
abline(lm(dom~bif))
summary(lm(dom~bif))
if (require(ape, quiet = TRUE)){
cor.test(bif,dom)
phylo <- read.tree(text = maples$tre)
pic.bif <- pic(bif, phylo)
pic.dom <- pic(dom, phylo)
cor.test(pic.bif, pic.dom)}