What types of rice are there?
<answer> Long, medium, and short grain. <context> Rice Varieties, Types and Forms. Worldwide there are more than 40,000 different varieties of rice, though only a small number offer the quality acceptable to be grown commercially in the U.S. In the United States. Rice types can be divided into long, medium, and short grain. Limited waxy rice and arborio is produced, as well as some aromatic and specialty varieties. The primary differences in these rices is their cooking characteristics and, in some cases, a subtle flavor difference.