The nematode Heterodera avenae is confined to the gramineae family except one single legume

The nematode Heterodera avenae is confined to the gramineae family except for one single legume which is Senebiera pinnatifolia.
Heterodera avenae is a plant pathogen and an obligate parasite of cereal crops. Crops infected with this nematode are more susceptible to infection by fungal diseases such as rhizoctonia root rot.
Senebiera pinnatifolia, is an annual or biennial herb with decumbent or ascending and glabrous green stems, up to 40 centimetres long, radiating from a central position.