[Oberna commutata (Guss.) Ikonn., more]
Etymology: Silene: probably from Greek sialon, "saliva," referring to gummy exudation on stems, and/or named for Silenus, intoxicated foster-father of Bacchus (god of wine) who was covered with foam, much like the glandular secretions of many species of this genus.
Plants: erect, perennial, 8"-32" tall, robust, mostly smooth forb
Leaves: mostly only on the stem, often clasping
Flowers: white, 5-parted, 3/4"-1" wide, stalked, 3 styles; sepals tubular, rounded at the base, inflated in time, papery, hairless with pinkish lines; petals deeply 2-lobed; inflorescence open, with many flowers and branches; blooms June-Oct.
Habitat: disturbed sites
Hazardous: Careful, this plant is hazardous!
Conservation Status: Introduced - naturalized; potentially invasive
Flora of North America: Flora of North America WIS DNR-Bureau of Endangered Resources: Detailed information on Wisconsin invasive species including decription, habitats, control methods USDA Plants Database: Federal Distribution and detailed information including photos USDA Agricultural Research Service (ARS): Images of seeds, fruits, embryos, etc. Dan Tenaglia's The Missouri Flora: Fabulous photographs; detailed descriptions; color and leave arrangement key. David G. Smith's "Delaware Wilflowers": Beautiful photographs; descriptions Illinois Wildflowers: Wonderful photographs; detailed descriptions; color and leaf arrangement key Southwest School of Botanical Medicine: Britton & Brown Illustrated Flora - 2nd Edition (1913) "An Illustrated Flora of the Northern United States and Canada"