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Updated: Aug 7, 2026

A Method to Preserve Wetland Roots and Rhizospheres for Elemental Imaging
Published on: February 15, 2021
[Studies on chemical constituents in roots of Heracleum rapula]
Yuan-yan Luu1, Li Li, Cun Zhang
1Institute of Chinese Materia Medica, China Academy of Chinese Medical Sciences, Beijing.
Objective:
To study the chemical constituents in roots of Heracleum rapula.
Method:
The constituents were isolated by column chromatography on silica gel and ODS, and identified by spectroscopic methods.
Result:
Eight compounds, xanthotoxol (I), 8-geranyloxypsoralen (II), (+)-marmesin (III), beta-sitosterol (IV), stigmasterol (V), oleanolic acid (VI), ferulic (VII), scopoletin (VIII) were isolated and identified.
Conclusion:
Compounds IV, V, VI, VII, VIII were isolated from this plant for the first time.
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