Romaine lettuce
Cos is not a pear. It is a type of lettuce, also called romaine lettuce.
It's a variety of lettuce (Romaine lettuce).
Cos.
98p at Somerfields.
To our knowledge, cos or romaine lettuce has not been transgenically modified as of August 2014.
Lettuce comes in varieties called cos and iceberg. Cos lettuce, also known as romaine, has elongated leaves and a crisp texture, often used in salads and sandwiches. Iceberg lettuce is rounder with a tightly packed head and is known for its crunchy texture and mild flavor, commonly used in salads and as a garnish. Both varieties are popular in culinary applications for their freshness and versatility.
The noun lettuce has varied usage in the plural. Traditionally the usage is "three heads of lettuce", but the alternative "three lettuces" has become very common during the last century. The collective noun is always "I like lettuce" or "this farmer grows lettuce".
iceburg lettuce grows best although it is not the best kind of lettuce for your health but it grows the best
Lettuce has a fairly long tap root for a reasonably low growing plant. This is because it requires planty moisture to remain turgid.
Ceasar Salad, yum yum!!
water lettuce
The scientific name for lettuce is Lactuca sativa the family name is Asteraceae