These objects are imported from other packages. Follow the links below to see their documentation.
read.tree, rtree
read.tree
rtree
collapse
aes, fortify, geom_label, geom_point, geom_text, ggplot, ggsave, theme, xlim
aes
fortify
geom_label
geom_point
geom_text
ggplot
ggsave
theme
xlim
arrow, unit
arrow
unit
%>%
groupClade, groupOTU, MRCA, nodeid, nodelab
groupClade
groupOTU
MRCA
nodeid
nodelab