Sansevieria trifasciata, also called snake plant and mother-in-law's tongue, is a very interesting item. It has silvery/green flat long leaves, with a dark and narrow green margin. This gorgeous plant doesn't need high amounts of care, so its a perfect plant for anyone.
Recommended temperature zone: Sunset: 13,23-25, USDA: 10-12
Frost tolerance: Hardy to 28°F (-2°C) for very short periods
Sun exposure: Light shade
Origin: Zaire
Growth habits: Up to 4" tall
Watering needs: Moderate water in summer, no water in winter, drought resistant, rots easily if over watered.
Propagation: Offsets, leaf cuttings on non variegated form.
Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz