urbantrees: Heights and diameter sizes of 1,585 street trees in Singapore

urbantreesR Documentation

Heights and diameter sizes of 1,585 street trees in Singapore

Description

A sample dataset containing the height and trunk diameter of five tree species, planted along streets in Singapore. Each row is a measurement for an individual tree.

Usage

urbantrees

Format

A dataframe with 1585 rows and 3 variables:

species

Name of tree species.

height

Tree height based on visual estimation by an arborist (m).

diameter

Tree girth measured with diameter tape (at breast-height), and converted to diameter size (m).

Source

Independently sampled validation data reported in:

Song, X. P., Lai, H. R., Wijedasa, L. S., Tan, P. Y., Edwards, P. J., & Richards, D. R. (2020), Height–diameter allometry for the management of city trees in the tropics. Environmental Research Letters, 15, 114017.

Examples

data(urbantrees)
unique(urbantrees$species) # species in the dataset

table(urbantrees$species) # number of data points (rows) per species

xp-song/allometree documentation built on March 28, 2022, 4:36 a.m.