The leaves of Drynaria are distant, about 1-5cm apart, the petiole is about 6-20cm long, the color is dark straw or brown, there are light longitudinal grooves on it, and there are scales at the base.
The petiole of Psoralea corylifolia is much shorter than the former, about 2-4.5 cm long, with glandular dots, small dots about 2-3 mm long, with white villi.
The leaves of Rhizoma Drynariae are pentagonal, apex is acuminate, base is shallow heart, four fold feather split, there are 6-12 pairs of feathers, the lower part is nearly opposite or opposite, the upper part is reciprocal, the base part is the largest, it is triangle
The leaves of Psoralea corylifolia are broadly ovate, about 4.5-9 cm long and 3-6 cm wide, with sharp or blunt apex, heart-shaped or round base, irregular and thick serrations on the leaf margin, black glandular dots on both sides, sparse or glabrous hairs.
