Most elaborate of the Greek architectural styles and least used by the Greeks. Resembles Ionic in most aspects except for the column capital; Corinthian columns have tall capitals shaped like an upside-down bell and are covered with rows of acanthus leaves and small vine like spirals called helixes.
Branching tree. Definition. noun. A branching identification key where the structure of the decision tree is displayed graphically as a branching structure, involving lines between items. Supplement. Depending on the number of branches at a single point, a branching key may be dichotomous or polytomous.
In a rooted phylogenetic tree, each node with descendants represents the inferred most recent common ancestor of the descendants, and the edge lengths in some trees may be interpreted as time estimates. Each node is called a taxonomic unit. A phylogram is a phylogenetic tree that has branch spans proportional to the amount of character change. 2  A chronogram is a phylogenetic tree that explicitly represents evolutionary time through its branch spans.