r-cran-rncl 0.8.4-1 (riscv64 binary) in ubuntu focal

 This R package provides an interface to the Nexus Class Library which
 allows parsing of NEXUS, Newick and other phylogenetic tree file
 formats. It provides elements of the file that can be used to build
 phylogenetic objects such as ape's 'phylo' or phylobase's 'phylo4(d)'.