Salpichroa origanifolia is a species of flowering plant in the nightshade family known by the common names lily of the valley vine, [2] pampas lily-of-the-valley[3] or cock's-eggs.

[4] This species is native to South America (Brazil, Bolivia, Peru, Argentina, Chile, Paraguay, Uruguay) and is naturalised in Africa (Algeria, Morocco, Tunisia), Australasia, Europe (United Kingdom, Italy, Spain, France, Portugal), and North America (United States, Mexico).

[5] This plant is present in grasslands, roadsides and in neglected areas and may occasionally occur in gardens, at an elevation up to 100 metres (330 ft) above sea level.

This perennial, rhizomatous, decumbent to climbing, hairy vine has a trailing, highly branched, four-cornered zig-zagging stems.

[3] Lily of the valley vine is commonly grown as an ornamental plant in some countries.