Castilleja integra is a species of perennial herb in the family Orobanchaceae. They have a self-supporting growth form. They are native to The Contiguous United States. They have simple, broad leaves. Flowers are visited by Papilio polyxenes, hummingbirds, and Old World Swallowtail. Individuals can grow to 0.16 m.
EOL has data for 20 attributes, including: