On characters and character states: do overlapping and non-overlapping variation, morphology and molecules all yield data of the same value?

doi:10.1201/9781482268249-5

Chapter

On characters and character states: do overlapping and non-overlapping variation, morphology and molecules all yield data of the same value?

ABSTRACT

Introduction

Trichosporeae are still defined only by their appendaged seeds; yet the boundary between seeds with fine points and seeds with appendages will be seen differently by different workers'

(Bum, 1997: 87)

Continuously varying characters are not the stuff of phylogeny.

(Crowe, 1994: p. 78).