Scythropia crataegella from the safety of a silken web they produce together; young larvae are leaf miners. The mainstay food is leaves of "Crataegus" (hawthorn), hence the species' name. But they have also been recorded from other Amygdaloideae, e.g. blackthorn ("Prunus spinosa") and other "Prunus" species, "Cotoneaster", as well as "Malus sylvestris" and "Pyrus" (pear). Scythropia crataegella Scythropia crataegella, the hawthorn moth, is a species of moth in the family Plutellidae from western Eurasia. It is usually placed in a small subfamily Scythropiinae, which is sometimes included in the Yponomeutinae of the Yponomeutidae. Described as "Phalaena crataegella" by Linnaeus in 1767, it
Tetradymia spinosa flower heads which are each enveloped in four to six woolly phyllaries. Each head contains up to 8 tubular yellow flowers up to a centimeter long. The fruit is a densely hairy achene which may be nearly 2 centimeters long, including its pappus of long bristles. Tetradymia spinosa Tetradymia spinosa is a species of flowering plant in the aster family known by the common name shortspine horsebrush. It is native to the western United States, especially the basins and plateaus west of the Rocky Mountains. It grows in sagebrush, woodlands, and scrub habitat, often among shadscale in alkaline areas such