Skip navigation

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.

Your search for arnica montana OR betula pendula leaf OR hedera helix flowering twig OR horse chestnut OR melilotus officinalis top OR RHODODENDRON TOMENTOSUM LEAFY TWIG OR sulfur OR toxicodendron pubescens leaf did not return any results.
Your search may be too specific. Try using fewer or broader search words.