Etymology: Origanum: ancient Greek oros for "mountain" and ganos for ornament
Plants: erect, perennial forb, aromatic; stems square
Fruits: 1-seeded nutlet
Conservation Status: Introduced - rarely escaped
USDA Plants Database: Federal Distribution and detailed information including photos USDA Agricultural Research Service (ARS): Images of seeds, fruits, embryos, etc. USDA Agricultural Research Service (ARS): Images of seeds, fruits, embryos, etc. Purple Sage - Ethnobotanical Information: Detailed usage, preparation, and other helpful information Southwest School of Botanical Medicine: Britton & Brown Illustrated Flora - 2nd Edition (1913) "An Illustrated Flora of the Northern United States and Canada"