The Use of Phylogeny to Interpret Cross-Cultural Patterns in Plant Use and Guide Medicinal Plant Discovery: An Example from Pterocarpus (Leguminosae)
2011

Using Phylogeny to Understand Plant Use in Medicine

Sample size: 75 publication 10 minutes Evidence: moderate

Author Information

Author(s): Saslis-Lagoudakis C. Haris, Klitgaard Bente B., Forest Félix, Francis Louise, Savolainen Vincent, Williamson Elizabeth M., Hawkins Julie A.

Primary Institution: School of Biological Sciences, University of Reading

Hypothesis

Can phylogenetic tools help identify medicinal plants based on their evolutionary relationships?

Conclusion

The study shows that phylogenetic relationships can guide the discovery of new medicinal plants by highlighting species with similar uses across different cultures.

Supporting Evidence

  • Medicinal properties are not randomly distributed in plants, indicating a phylogenetic pattern.
  • Phylogenetic tools can identify 'hot' nodes in the phylogeny that are overabundant in medicinal species.
  • Cross-cultural patterns in plant use suggest that similar medicinal properties can arise independently.

Takeaway

Scientists looked at how plants are related to each other to find out which ones are used for medicine. They found that some plants that are close relatives are often used for the same health problems.

Methodology

The study combined ethnobotanical reviews and phylogenetic analysis to assess the medicinal properties of Pterocarpus species.

Potential Biases

Potential bias in the selection of literature sources and the interpretation of ethnobotanical data.

Limitations

The study relies on existing literature, which may not cover all medicinal uses or species.

Participant Demographics

The study reviewed ethnobotanical information from various cultures across the pantropical range of Pterocarpus.

Statistical Information

P-Value

<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0022275

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