Quantitative morphology and species delimitation under the general lineage concept: Optimization for Hedera (Araliaceae) 

 -  American Journal of Botany, 97(9), p.1555-1573, 2010 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>DECISION-MAKING PROCEDURE<br/>GENEALOGICAL SORTING INDEX<br/>GENERAL LINEAGE CONCEPT<br/>HEDERA<br/>MULTIVARIATE STATISTICS<br/>QUANTITATIVE MORPHOLOGY<br/>SPECIES DELIMITATION