A Numerical Study of Twenty one Taxa of Vernonia (Vernonieae, Asteraceae) in India.

T. R. Sahu

Published on : 01-Jan-2022

DOI : https://dx.doi.org/10.22244/rheedea.1991.01.01.03

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Abstract

The paper presents the result of numerical taxonomic analysis of twenty one species of Vernonia. Twenty seven characters were studied of which fifteen are qualitative and others quantitative. Cluster analysis shows that the species fall under four different groups as follows: Group 1. Vernonia hookeriana, V. altissima, V. bourneana, V. monosis, V. travancorica, V. indica and V. arbores. Group II. Group Ill. V. calycina, V. cinerascens, V. eleagnifolia and V. extensa. V. attenuate, V. cinerea, V. divergens and V. saligna. Group IV. V. squarrosa, V. subsessilis var. bracteolata, V. beddomei, V. aspera, V. peninsularis and V. revoluta.