[Cacalia atriplicifolia L., more...]
Etymology: Arnoglossum: Greek for arnos, "lamb" and glossum for "tongue"
Plants: erect, perennial, 3'-9' tall forb; mostly smooth stems not angled
Leaves: rounded-triangular shape, pale and smooth beneath, veins palmately-arranged on the larger leaves
Flowers: head white to cream, cylindrical; inflorescence a 4 1/2" wide flat-topped umbel; blooms July-Sept.
Habitat: full to partial sun; prairies, woods; in sandy, loamy soil
Conservation Status: Native
Flora of North America: Flora of North America Floristic Rating: Coefficient of Conservatism = 4 Atlas of the Wisconsin Prairie and Savanna Flora: by T.S. Cochrane & H.H. Iltis: habitat, distribution infomation / flowering and fruiting times USDA Plants Database: Federal Distribution and detailed information including photos Dan Tenaglia's The Missouri Flora: Fabulous photographs; detailed descriptions; color and leave arrangement key. David G. Smith's "Delaware Wilflowers": Beautiful photographs; descriptions Southwest School of Botanical Medicine: Britton & Brown Illustrated Flora - 2nd Edition (1913) "An Illustrated Flora of the Northern United States and Canada"