BioConcepts

phenogramPhänogramm (ger.)

• 1) A diagram representing the character states of a number of phenotypic features of an organism in the form of a bar chart. disused. (OED 2005)
  category systematics

  1963

  a phenogram […] graphically portrays the phenotype of the species. It represents the size, shape, color, and structure of the members of the population studied. Phenograms say nothing more than that contained in a description.

  Arnett, R.H. (1963). The phenogram, a method of description for studies on Oxacis (Coleoptera, Oedemeridae). Coleopterists’ Bulletin 17, 6-18: 10.
  

• 2) A diagram showing phenetic relationships; a dendrogram based on observed similarities and differences between organisms. (OED 2011)
  category systematics see also cladogram phylogram

  1965

  The phenogram of the pheneticist.

  Mayr, E. (1965). Numerical phenetics and taxonomic theory. Syst. Zool. 14, 73-97: 81; id. (1969). Principles of Systematic Zoology: 254-5.

  1980

  Phenograms are branching diagrams depicting the phenetic relationships of the included taxa.

  Eldredge, N & Cracraft, J. (1980). Phylogenetic Patterns and Evolutionary Process: 175.
  

  1982

  phenogram A branching diagram representing degrees of overall phenetic similarity of taxa from which phylogenetic relationships may be inferred; cf. cladogram.

  Lincoln, R.J., Boxshall, G.A. & Clark, P.F. (1982). A Dictionary of Ecology, Evolution and Systematics: 188.