{{short description|Species of plant}} {{Speciesbox | image = Zelenkoa onusta at US Botanic Garden - Sept 2011 - Stierch.jpg | image_caption = Inflorescences | display_parents = 4 | genus = Zelenkoa | parent_authority = M.W.Chase & N.H.Williams | species = onusta | authority = (Lindl.) M.W.Chase & N.H.Williams | synonyms_ref = | synonyms = *''Oncidium onustum'' <small>Lindl.</small> }}

'''''Zelenkoa''''' is a genus of flowering plants from the orchid family, Orchidaceae. It contains only one known species, '''''Zelenkoa onusta''''', native to Ecuador and Peru.<ref>{{Cite book|title=Complete Guide to Orchids|last=Books|first=Ortho|date=2005-01-18|publisher=Meredith Books|isbn=9780897215060|pages=171|language=en}}</ref><ref name=":0">{{Cite web|url=http://miosjournal.org/journal/2012/01/DetailedReviewZelenkoa.html|title=A Detailed Review of Zelenkoa onusta (2001)|website=miosjournal.org|access-date=2018-07-20|archive-date=2021-05-11|archive-url=https://web.archive.org/web/20210511201804/http://miosjournal.org/journal/2012/01/DetailedReviewZelenkoa.html|url-status=dead}}</ref>

''Zelenkoa onusta'' is an epiphytic desert orchid, that survives in the harsh conditions of dry forests in southwestern Ecuador and northwestern Peru between sea level and 1200 meters, growing on trees and cacti.<ref name=":0" /> Flowers are 2.cm wide.<ref name=":0" />

== See also == * List of Orchidaceae genera

== References == {{Reflist}}

== External links == *{{Commons-inline|italic=1}} *{{Wikispecies-inline|Zelenkoa|''Zelenkoa''}} *[http://www.orchidspecies.com/onconustum.htm IOSPE orchid photos, ''Oncidium onustum'' Lindley 1833 Photo courtesy of Jay Pfahl] *[https://www.youtube.com/watch?v=xFdtSkb4jT4 Video by Jerry Fischer] video explaining biology + ecology of ''Zelenkoa onusta''

{{Taxonbar|from1=Q3906031|from2=Q15613601}}

Category:Monotypic Epidendroideae genera Category:Oncidiinae genera Category:Oncidiinae Category:Orchids of Panama Category:Orchids of South America Category:Flora of Peru

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