''Oryza eichingeri'' (syns. ''Oryza collina'' and ''Oryza rhizomatis'') is a species of

wild rice Wild rice, also called manoomin, Canada rice, Indian rice, or water oats, is any of four species of grasses that form the genus ''Zizania'', and the grain that can be harvested from them. The grain was historically gathered and eaten in both ...

in the family

Poaceae Poaceae () or Gramineae () is a large and nearly ubiquitous family of monocotyledonous flowering plants commonly known as grasses. It includes the cereal grasses, bamboos and the grasses of natural grassland and species cultivated in lawns an ...

, with a disjunct distribution in Ivory Coast, Republic of the Congo, Democratic Republic of the Congo, Uganda, Kenya, Tanzania, and Sri Lanka. It is being studied as a source of genes for resistance to the

brown planthopper The brown planthopper (BPH), ''Nilaparvata lugens'' (Stål) (Hemiptera: Delphacidae) is a planthopper species that feeds on rice plants (''Oryza sativa'' L.). These insects are among the most important pests of rice, which is the major staple cro ...

(''Nilaparvata lugens''), an important pest of cultivated

rice Rice is the seed of the grass species ''Oryza sativa'' (Asian rice) or less commonly ''Oryza glaberrima ''Oryza glaberrima'', commonly known as African rice, is one of the two domesticated rice species. It was first domesticated and grown i ...

(''

Oryza sativa ''Oryza sativa'', commonly known as Asian rice or indica rice, is the plant species most commonly referred to in English as ''rice''. It is the type of farmed rice whose cultivars are most common globally, and was first domesticated in the Yan ...

'').

References

eichingeri Flora of Ivory Coast Flora of the Republic of the Congo Flora of the Democratic Republic of the Congo Flora of East Tropical Africa Flora of Sri Lanka Plants described in 1930 {{Poaceae-stub