H. Wada et al., CHEMICAL AND CHEMOTAXONOMICAL STUDIES OF FERNS .87. CONSTITUENTS OF TRICHOMANES-RENIFORME, Chemical and Pharmaceutical Bulletin, 43(3), 1995, pp. 461-465
Five new glycosides, 3,4-dihydroxyphenethyl alcohol 4-O-caffeoyl-beta-
D-allopyranoside, )-alpha-L-rhamnopyranosyloxy]}-cleroda-3,14-diene, )
-alpha-L-rhamnopyranosyloxy]}-cleroda-3,14-diene, 4)-alpha-L-rhamnopyr
anosyloxy]}-cleroda-3,14-diene and nopyranosyloxy-6-(beta-D-quinovopyr
anosyl-(1-->2)- )-alpha-L-rhamnopyranosyloxy]}-cleroda-3,14-diene, wer
e isolated, together with mangiferin and 6'-O-acetylmangiferin, from t
he fronds of a New Zealand fern, Trichomanes reniforme.