Ohio
State University Plant Dictionary

Scientific Name:
Lathyrus latifolius
Family:
Perennial Sweet Pea
Family:
Fabaceae (or Leguminosae)
Description:
Perennial Sweet Pea, normally utilized as a climbing vine but also found as a rambling groundcover, is an old-fashioned perennial having flowers (pink, red, or white) that bloom from early summer until frost, flattened stems with prominent leaf-like stipules, twining tendrils, and pinnately compound foliage.Black & White version for printing