|genus = Marcgravia
|species = polyadenia
|authority = Sleumer
}}Marcgravia polyadenia is a species of plant in the Marcgraviaceae family. The flowering vine is endemic to Ecuador.
Ecology
The plant's natural habitat is subtropical or tropical moist lowland forests.
The green-crowned brilliant hummingbird feeds at the large inflorescences of the Marcgravia polyadenia vines.
References
{{Taxonbar|from=Q5500135}}{{Ericales-stub}} 6 : Marcgravia|Endemic flora of Ecuador|Data deficient plants|Bird food plants|Vines|Taxonomy articles created by Polbot