biogeom (version 1.4.3)

veins: Leaf Vein Data of Michelia compressa

Description

The data consist of the leaf vein data of a leaf of M. compressa sampled at Nanjing Forestry University campus in late July 2019.

Usage

data(veins)

Details

In the data set, there are two columns of variables: x and y. x saves the \(x\) coordinates of the leaf veins in the Cartesian coordinate system (cm); y saves the \(y\) coordinates of the leaf veins in the Cartesian coordinate system (cm).

References

Shi, P., Yu, K., Niinemets, Ü., Gielis, J. (2021) Can leaf shape be represented by the ratio of leaf width to length? Evidence from nine species of Magnolia and Michelia (Magnoliaceae). Forests 12, 41. tools:::Rd_expr_doi("10.3390/f12010041")

See Also

fracdim

Examples

data(veins)

dev.new()
plot(veins$x, veins$y, cex=0.01, asp=1, cex.lab=1.5, cex.axis=1.5, 
     xlab=expression(italic("x")), ylab=expression(italic("y")))

graphics.off()