An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
  1. Home
  2. Phytotoxic

Phytotoxic

Download these results as:
CSV
EXCEL
PDF
List of activity chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Dosage Reference
GENTISIN *
HOLACANTHONE Chau (1985) in Purseglove et al. Acta Botanica Sinica, 2.
NORDIHYDROGUAIARETIC-ACID *
Download these results as:
CSV
EXCEL
PDF
List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Gentiana acaulis Stemless Gentian 1 0
Gentiana lutea Yellow Gentian; Gentian 1 760
Gentiana scabra Japanese Gentian 1 0
Linum usitatissimum Flax; Linseed 1 0