Undeclared package ‘phangorn’ in Rd xrefs
Packages required but not available: 'ggtree', 'treeio', 'deeptime'

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
Package required and available but unsuitable version: 'ggtree'

See section 'The DESCRIPTION file' in the 'Writing R Extensions'
manual.