(Rhinanthus glacialis subalpinus)
The average height of these plants varies from 8 to 50 cm. The biological form is scaposa terophyta ( T scap ), are herbaceous plants that differ from other biological forms because, being annual, they overcome the adverse season in the form of seed, they are also provided with a flowering axis erected with few leaves. They are also semi- parasitic plants (ie they still contain chlorophyll ) and are provided with one or more austori connected to the host roots to obtain nutrients