Hoary pea and Wild sweet pea

Hoary pea noun - A plant of the genus Tephrosia having pinnate leaves and white or purplish flowers and flat hairy pods.

Wild sweet pea and hoary pea are semantically related. In some cases you can replace phrase "Wild sweet pea" with "Hoary pea", this phrases are similar.

Wild sweet pea noun - Perennial subshrub of eastern North America having downy leaves yellowish and rose flowers and; source of rotenone.

Hoary pea and wild sweet pea are semantically related. You can use "Hoary pea" instead a noun phrase "Wild sweet pea".