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Arts & Life

Usnea: Bearded Medicine

Beth Anne Austein

You might have brushed by it in the forest, where this hairy-looking symbiosis between algea and fungi perches on tree limbs. The look of the lichen usnea…
Arts & Life

Hoodia

Beth Anne Austein

3/15/14: This week on "The Plant Detective:" Hoodia, native to the Kalahari Desert of Southern Africa, works as an appetite suppressant by telling the…