O. lutea
# O. lutea

O. lutea may refer to:

* Odontadenia lutea, a flowering plant
* Odontites lutea, a dicotyledonous plant
* Odostomia lutea, a sea snail
* Oiketicoides lutea, a bagworm moth
* Oncis lutea, a sea slug
* Ophiocordyceps lutea, a parasitic fungus
* Ophrys lutea, an Old World orchid
* Orchis lutea, a herbaceous plant
* Orobanche lutea, a parasitic plant
* Oxystylis lutea, a plant native to the Mojave Desert
