Oryza this subfamily are the arm cells and fusoid cells found in their leaves. One species, Asian rice ("O. sativa"), provides 20% of global grain and is a food crop of major global importance. The species are divided into two subgroups within the genus. Over 300 names have been proposed for species, subspecies, and other infraspecific taxa within the genus. Published sources disagree as to how many of these should be recognized as distinct species. The following follows the World Checklist maintained by Kew Garden in London. many species now regarded as better suited to other genera: "Echinochloa Leersia Maltebrunia Potamophila
Earias cupreoviridis of costa suffused with pinkish yellow. There is a brownish irregular marginal band with a yellowish inner edge. Abdomen and hindwings pure white. The caterpillar is pale pinkish brown with olive-green speckles. Anterior tubercles are orange colored and the later are pinkish brown. There are jet-black spots above the spiracles. Larval food plants are "Abelmoschus esculentus", "Diospyros", "Gossypium", "Grewia tiliaefolia", "Corchorus", "Hibiscus", "Kydia calycina", "Malvastrum coromandelianum", "Oryza sativa" and "Sida cordifolia". Earias cupreoviridis Earias cupreoviridis, called the cupreous bollworm as a larva, is a moth of the family Nolidae. The species was first described by Francis Walker in 1862. It