Thank you for the information. I found out that the plants are medicinal, it is widely used in medicine. Gelzemia, the family of gelzemia or loganievye. In the genus 3 species: elegans, rankinii, sempervirens. Distributed in the southeastern United States; from Virginia to Texas, as well as in Mexico and Guatemala. Evergreen (sempervirens), aka Yellow or Virginian Jasmine. Flowers numerous, appear early in early spring, fragrant. Lanka is very thin, looks like a Solly. It grows unpretentiously. Applied with malaria fever, as a heart sedative, constricting pain in the heart, headache with nasal congestion.
But most often, Gelzemium is used for nervous ailments.

http://boyhuk5.ru/lekarstvennye-travy/gelsemium-lekarstvennye-travy-rasteniya.html

http://sadko.by/shop/jasminum-nudiflorum-zhasmin-zimnij-ili-golocvetkovyj-2/