Overview Tab: Tree Chart of Taxonomic Hierarchy

Server module that generates an interactive tree chart visualizing the taxonomic structure of the dataset, based on tax_division2 (parent taxonomic group) and scientific_name (child taxa). The chart is rendered using the echarts4r package. and is used in the Overview tab.

Usage

treeServer(id, df)

Arguments

id

Character string specifying the module namespace identifier.

df

A reactive expression returning a data.table with columns tax_division2 and scientific_name.

Value

A Shiny output object rendering a tree chart with taxonomic relationships.