Tags: Gnetophytes.
Gnetum cleistostachyum is a liana species in the Sessiles subsection of the genus Gnetum described from South East Yunnan.The name is still invalid and efloras states it is advisable to postpone validating it until more complete collections particularly with seeds can be studied.The stilbene derivatives gnetucleistol A B and C gnetifolin A p-hydroxycinnamic acid piceatannol resveratrol bisisorhapontigenin A gnetuhainin P gnetulin the stilbenolignans gnetucleistol F gnetofuran A lehmbachol D gnetifolin F and gnetumontanin gnetucleistol D (2-methoxyoxyresveratrol) gnetucleistol E (3-methoxy-isorhapontigenin) rhapontigenin isorhapontigenin 4-methoxyresveratrol and pinosylvin can be found in G.