As nouns the difference between phenograms and cladogram
is that phenograms is plural of phenogram while cladogram is a branching treelike graphical representation of the phylogenetic relationships between organisms showing which taxa have branched from common ancestors.
cladogram
English
Noun
(
en noun)
(taxonomy) A branching treelike graphical representation of the phylogenetic relationships between organisms showing which taxa have branched from common ancestors.
(phylogenetics) A phylogenetic tree that is strictly the outcome of a cladistic analysis.