Apios americana (3837866496)

Description:

Summary[edit] Description: Flower of Apios americana (about 80 mm). Variously called hopniss (its Delaware name), Indian potato, potato bean, or groundnut, the edible tubers of this plant were a staple in North America, and have been introduced in Europe and Asia with varying degrees of success. Said to be a nitrogen fixer, as are many legumes. Photographed on 10 Mile Creek Greenway, Knoxville, Tennessee, August 18th, 2009. Here it competes with invasive Chinese yam (Dioscorea oppositifolia). Close-up of flowers at www.flickr.com/photos/lorax9203/2761025060/ Article about hopniss at radix4roots.blogspot.com/2009/06/happiness-is-root-called... Date: 19 August 2009, 15:42. Source: apios3075. Author: Bob Richmond from Knoxville TN, USA.