A Sansevieria, also known as a snake plant or mother-in-law's tongue, is a popular houseplant known for its air-purifying qualities and low-maintenance care. It's often potted in a pot made of ceramic, terracotta, or plastic. The plant itself features stiff, sword-like leaves that are typically green with gray or silver horizontal stripes. 

Here's a more detailed description:

Plant:

Leaves:

Sansevieria plants have upright, fleshy, and sharply pointed leaves. The leaves can vary in color and pattern depending on the variety, but common features include green with gray or silver horizontal stripes. 

Size:

The height of the plant can vary greatly, with some varieties reaching several feet tall, while others, like the dwarf "bird's nest" varieties, remain more compact. 

Air Purification:

Snake plants are known for their ability to filter toxins from the air, including formaldehyde, benzene, and carbon monoxide. 

Low Maintenance:

They are considered very low-maintenance plants, requiring infrequent watering and tolerating a wide range of light conditions. 

Pot:

Materials:

Sansevierias can be grown in a variety of pots, including ceramic, terracotta, and plastic. 

Drainage:

It's important to choose a pot with drainage holes to prevent overwatering and root rot, as snake plants are susceptible to this. 

Size:

The pot size should be appropriate for the size of the plant, allowing for some root growth but not so large that the soil stays wet for extended periods. 

Self-Watering Pots:

Some Sansevierias are sold in self-watering pots, which have a reservoir to hold water and a wick system to deliver it to the plant. 

Overall:

A Sansevieria plant in a pot is a great choice for adding greenery to your home or office, especially if you're looking for a low-maintenance and air-purifying option.