Black Alder (Alnus glutinosa) is an alder tree native to most of Europe, including all of Britain, and locally in southwest Asia.

GoldBamboo

... Historically, black alder has been used to treat conditions as diverse as cancer and intestinal worms. However, no scientific evidence supports taking black alder by mouth for any medical condition. Today, black alder is used only rarely – usually as a gargle to relieve sore throats or as a soak to soothe tired, aching feet. ...
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?Black Alder Scientific classification Kingdom: Plantae Divi ...
Wikipedia - [full article]

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