S. flavescens

S. flavescens may refer to:


 * Salix flavescens, a willow native to western North America
 * Scarus flavescens, a parrotfish native to the Atlantic Ocean
 * Sesamia flavescens, an owlet moth
 * Setophaga flavescens, a bird endemic to the Bahamas
 * Silaus flavescens, a perennial plant
 * Silene flavescens, a flowering plant
 * Sitona flavescens, a broad-nosed weevil
 * Solmaris flavescens, a jellyfish with a dome-shaped bell
 * Sophora flavescens, a plant used in traditional Chinese medicine
 * Staphylinus flavescens, a rove beetle
 * Stathmopoda flavescens, a concealer moth
 * Stenaroa flavescens, an owlet moth
 * Stenospermation flavescens, a flowering plant
 * Stigmella flavescens, a Turkmen moth
 * Streptostyla flavescens, a land snail
 * Styposis flavescens, a New World spider
 * Syngnathus flavescens, a seaweed pipefish