Abstract

A phylogenetic study of the Opopanax and Crenosciadium was conducted to elucidate their circumscription and infrageneric relationships. Sequence data from nrDNA ITS, cpDNA matK and trnL-F were used to determine their phylogenetic relationship. Polymerase Chain Reaction (PCR) amplifications of all regions were performed using universal primers. Maximum Likelihood (ML) trees were constructed using PAUP* software, another phylogenetic tree of ITS sequences showing node ages was obtained from MrBayes programme and Neighbour Net Diagrams were constructed using Splits Tree programme. Our results clearly showed that Smyrniopsis and Opopanax are allied strongly with Petroedmondia syriaca, Magydaris panacifolia, and Crenosciadium siifolium.

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