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Family tree showing the relationship of each person to the orange person, including cousins and gene share. A family tree, also called a genealogy or a pedigree chart, is a chart representing family relationships in a conventional tree structure. More detailed family trees, used in medicine and social work, are known as genograms.
Homo (from Latin homō 'human') is a genus of Hominidae (great apes) that emerged from the genus Australopithecus and encompasses the extant species Homo sapiens (modern humans) and a number of extinct species (collectively called archaic humans) classified as either ancestral or closely related to modern humans.
This is an index of family trees on the English Wikipedia. It includes noble, politically important, and royal families as well as fictional families and thematic diagrams. This list is organized according to alphabetical order.
Language family. A language family is a group of languages related through descent from a common ancestor, called the proto-language of that family. The term family is a metaphor borrowed from biology, with the tree model used in historical linguistics analogous to a family tree, or to phylogenetic trees of taxa used in evolutionary taxonomy.
Genogram. A genogram, also known as a family diagram, [1][2] is a pictorial display of a person's position in their family's hereditary and ongoing relationships. It goes beyond a traditional family tree by allowing the user to visualize social patterns and psychological factors that punctuate relationships, especially patterns that repeat over ...
In genealogy, pedigree collapse describes how reproduction between two individuals who share an ancestor causes the number of distinct ancestors in the family tree of their offspring to be smaller than it could otherwise be. Robert C. Gunderson coined the term; synonyms include implex and the German Ahnenschwund ("loss of ancestors").
In biological phylogenetics, a clade (from Ancient Greek κλάδος (kládos) 'branch'), also known as a monophyletic group or natural group, [1] is a grouping of organisms that are monophyletic – that is, composed of a common ancestor and all its lineal descendants – on a phylogenetic tree. [2] In the taxonomical literature, sometimes ...
The protective external layer of tissue on the stem s and root s of woody trees and shrubs; includes all of the living and non-living tissue external to the cambium. basal Situated or attached at or close to the base (of a plant or a phylogenetic tree diagram). basifixed Something attached by its base, e.g. an anther attached to the filament.