1、 Different stems
Goldfish grass is on the high side, about 20 to 70 cm high. It is a perennial herb, hairless under the stem and sometimes lignified p>
The plant height of xiangcaique is about 40 to 60 cm. It is an annual herb with glandular hairs distributed above and below the stem and many branches on the stem p>
2、 Different flowers
Goldfish grass flowers from the top, racemes, pedicels 5 to 7 mm long, the length of calyx is about the same as that of pedicel, and the flowers have a variety of colors, including red, purple, white, etc. the flowering period is from June to September p>
Fragrant color finch flowers are solitary, the flower shape is lip shaped, and the pedicel is thin and long p>
3、 Different blades
The upper leaves of goldfish grass are alternate and the lower ones are opposite. The leaf shape is rectangular, round and lanceolate, about 2 to 6 cm long, and the petiole is very short p>
The leaf shape of xiangcaique is strip-shaped lanceolate and has no petiole p>