Periploca graeca, the silkvine, is an ornamental plant in the family Apocynaceae. It is native to southern Europe and the Middle East, and is sparingly naturalized in scattered locations in the eastern United States.[2][3][4][5]

Silkvine
Periploca graeca [1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Embryophytes
Clade: Tracheophytes
Clade: Spermatophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Gentianales
Family: Apocynaceae
Genus: Periploca
Species:
P. graeca
Binomial name
Periploca graeca

The bark of Periploca graeca contains the toxic cardenolide glycoside periplocin with activity similar to digitoxin. The essential oil of the stem bark contains the fragrant phenolic compound 2-hydroxy-4-methoxybenzaldehyde, a positional isomer of vanillin.[6]

References

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  1. 1824 illustration from Sydenham Edwards, Botanical Register: Consisting of Coloured Figures of Exotic Plants, Cultivated in British Gardens, 1824
  2. Pink, A. (2004). Gardening for the Million. Project Gutenberg Literary Archive Foundation.
  3. "Periploca graeca (silkvine)". Go Botany. New England Wildflower Society.
  4. Altervista Flora Italiana, Periploca Maggiore, Periploca graeca L. includes distribution maps for Europe + North America
  5. Kartesz, John T. (2014). "Periploca graeca". County-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP).
  6. Huang, Mingjin; Shen, Shoumao; Luo, Chunli; Ren, Yan (2019). "Genus Periploca (Apocynaceae): A Review of Its Classification, Phytochemistry, Biological Activities and Toxicology". Molecules. 24 (15): 2749. doi:10.3390/molecules24152749. PMC 6696197. PMID 31362394.
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