Hosta

Poncirin is the 7-O-neohesperidoside of isosakuranetin. Poncirin can be extracted from trifoliate orange (Poncirus trifoliata).^[1]

References

^ Kim, Dong-Hyun; Bae, Eun-Ah; Han, Myung Joo (1999). "Anti-Helicobacter pylori Activity of the Metabolites of Poncirin from Poncirus trifoliata by Human Intestinal Bacteria". Biological and Pharmaceutical Bulletin. 22 (4): 422–424. doi:10.1248/bpb.22.422. PMID 10328566.

Flavanones and their glycosides
Flavanones	Butin Eriodictyol Naringenin Pinocembrin
O-methylated flavanones	Alpinetin Hesperetin Homoeriodictyol Isosakuranetin Pinostrobin (Pinocembrin-7-methylether) Sakuranetin Sterubin
C-methylated flavanones	Poriol
Glycosides	Eriocitrin Neoeriocitrin Hesperidin Liquiritin Naringin (Narigenin 7-O-neohesperidoside) Narirutin (Naringenin 7-O-rutinoside) Poncirin Prunin (Naringenin-7-O-glucoside) Sakuranin
Acetylated	8-Prenylnaringenin Isoxanthohumol Sophoraflavanone G
Acetylated glycosides	Nirurin