| sarcobatus | (n) one species: greasewood, Syn. genus Sarcobatus |
| sarcocephalus | (n) genus of tropical African trees and shrubs, Syn. genus Sarcocephalus |
| sarcochilus | (n) diminutive epiphytic or lithophytic orchids with clumped short-stemmed foliage and arching racemes of colorful flowers; Australia and Polynesia to southeastern Asia, Syn. genus Sarcochilus |
| sarcocystis | (n) chief genus of the order Sarcosporidia, Syn. genus Sarcocystis |
| sarcodes | (n) snow plant; in some classifications placed in family Pyrolaceae, Syn. genus Sarcodes |
| sarcophaga | (n) flesh flies, Syn. genus Sarcophaga |
| sarcophilus | (n) Tasmanian devil, Syn. genus Sarcophilus |
| sarcoptes | (n) type genus of the family Sarcoptidae: itch mites, Syn. genus Sarcoptes |
| sarcorhamphus | (n) usually containing only the king vulture, Syn. genus Sarcorhamphus |
| sarcostemma | (n) succulent subshrubs or vines; tropical and subtropical India and Africa and Malaysia, Syn. genus Sarcostemma |