1、 Blade difference

The basal leaves of Pleurotus Rehmanniae are rosette shaped, spoon shaped, about 2-5 cm long, the apex is round and blunt, the base is wedge-shaped or gradually narrowed, both sides have short rough hairs and petioles. The upper leaves of the stem are oval or oblong, almost without petiole

The basal leaves and the leaves at the lower part of the stem of spotted grass are oblanceolate or spoon shaped, usually 3-6 cm, rarely up to 12 cm, and all have long petioles. The middle and upper parts of the stem are oblong or narrow oblong, the apex is pointed, the base is wide wedge-shaped, and there are hard hairs on both sides

2、 The difference between flowers

The inflorescence of attached cauliflower is born at the top of the stem. It will bend when young and gradually elongate in the later stage. It is about 5-20 cm long, usually accounting for 1 / 2-4 / 5 of the stem. There are 2-3 bracts at the base and no bracts in other parts. The Corolla is pink or blue, and the lobes are relatively flat and obovate

The inflorescence of variegated grass is about 5-15 cm long, with bracts, narrow ovate or ovate, light blue corolla and round lobes