St. John's wort (Hypericum perforatum) Laboratory Guidance Document - American Botanical Council
Identification of Major Constituents of Hypericum perforatum L. Extracts in Syria by Development of a Rapid, Simple, and Reproducible HPLC-ESI-Q-TOF MS Analysis and Their Antioxidant Activities | ACS Omega
Comparative authentication of Hypericum perforatum herbal products using DNA metabarcoding, TLC and HPLC-MS | Scientific Reports
PDF) Investigation of gene expression diversity in Hypericum spp. before and after flowering under different nitrogen fertilization levels
Molecular phylogenetics and morphological evolution of St. John's wort ( Hypericum; Hypericaceae) - ScienceDirect
PDF) Genetic diversity and reproductive biology in ecotypes of the facultative apomict Hypericum perforatum L | Gianni Barcaccia and Margherita Lucchin - Academia.edu
Phytochemical profiling of several Hypericum species identified using genetic markers - ScienceDirect
Molecules | Free Full-Text | Factors Affecting Polyphenol Biosynthesis in Wild and Field Grown St. John's Wort (Hypericum perforatum L. Hypericaceae/Guttiferae) | HTML
PDF) Estimation of phylogenetic relationships among some Hypericum (Hypericaceae) species using internal transcribed spacer sequences
Isolation and characterization of microsatellite loci from apomictic <i> Hypericum perforatum</i> (Hypericaceae)<l
Cultivation of Hypericum Perforatum (St. John's Wort) and Biotechnological Approaches for Improvement of Plant Raw Material Quality | SpringerLink
PDF) Genetic relationships of Iranian Hypericum perforatum L. wild populations as evaluated by ISSR markers
Genetic diversity and reproductive biology in ecotypes of the facultative apomict Hypericum perforatum L. | Heredity