S. lutea may refer to:
Salix lutea, a willow native to North America Salpistele lutea, a Panamanian orchid Saponaria lutea, an Old World plant Sarcina lutea, a gram-positive bacterium Scorpaena lutea, a venomous fish Scrobipalpa lutea, a twirler moth Sicalis lutea, a South American bird Sillago lutea, a marine fish Siphona lutea, a tachina fly Sparganothina lutea, an Ecuadorian moth Spilarctia lutea, an Asian moth Spondias lutea, a plant native to the tropical Americas Stelis lutea, an epiphytic orchid Sternbergia lutea, a plant with yellow flowers Streptocarpus lutea, an Afrotropical plant Striga lutea, a hemiparasitic plant Stromanthe lutea, a plant native to the tropical Americas Strongylophthalmyia lutea, a long-legged fly Strymon lutea, a scrub hairstreak Styposis lutea, a tangle-web spider Syncopacma lutea, a twirler moth