New sesquiterpenoids from the New Zealand liverwort Chiloscyphus subporosus.

A new aromadendrane-type sesquiterpenoid, 4(15)-aromadendren-12,5alpha-olide and an aromadendrane-guaianolide dimer have been isolated from the New Zealand liverwort Chiloscyphus subporosus. Their structures were established by extensive NMR techniques and X-ray crystallographic analysis.

ent-Isopimarane-type diterpenoids from the New Zealand liverwort Trichocolea mollissima.

Two ent-isopimarane-type diterpenoids were isolated from the New Zealand liverwort Trichocolea mollissima (Hook. f. and Tayl.