This species is one of the species with the widest distribution and the greatest variation among domestic Euphorbia plants. It often produces various variations due to complex habitats, such as leaf shape, bract shape, plant The size of the body, the presence or absence of sterile branches, and the sharpness of the two angles of the gland are all unstable; but its main identification characteristics are: tap root system, no rosary roots and adventitious roots (different from Kansui and Uncinate spurge); The involucre is bell-shaped, with 5 lobes and 4 glands (different from Cymbidium maculata); the base of the inflorescence is sessile (different from Euphorbia latifolia). Therefore, this species is easily identifiable among domestic latex spurges.