Sansevieria, mbadwa yokoma ku Africa ndi Madagascar, kwenikweni ndi yabwino m'nyumba kumadera ozizira.Ndi chomera chabwino kwambiri kwa oyamba kumene ndi apaulendo chifukwa amasamalidwa pang'ono, amatha kuyima pang'ono, komanso amalekerera chilala.Colloquially, amadziwika kuti Chomera cha Njoka kapena Chomera cha Njoka Whitney.
Chomerachi ndi chabwino m'nyumba, makamaka zipinda zogona ndi malo ena akuluakulu, chifukwa chimagwira ntchito yoyeretsa mpweya.M'malo mwake, chomeracho chinali gawo la kafukufuku wa chomera choyera chomwe NASA idatsogolera.Chomera cha Njoka Whitney chimachotsa poizoni wa mpweya, monga formaldehyde, womwe umapereka mpweya wabwino m'nyumba.