Black BindweedFlowers - Perianth greenish and often with whitish or pinkish apical margins, quickly expanding in size to 4mm long (1-2mm in flower). Stamens 6-8. Anthers pinkish, bilobed, .3mm broad. Filaments short, white, glabrous, .5mm long. Ovary superior, green, glabrous, 3-angled, .7mm long in flower. Style short, green, glabrous, .1mm long. Stigma green, capitate, .1-.2mm broad. Seeds dull black but shiny on the angles, 3-angled, to 3mm long.
Flowering - May - September.
Habitat - Waste ground, disturbed sites, open woods, roadsides, railroads.
Origin - Native to Europe.
Other info. -
Steyermark reported that natives used to grind the seeds and make flour.