1、 Blade difference

The leaves of Dracaena angustifolia grow intensively at the top of the stem, in the shape of lanceolate band, about 20-40 cm long and 2-3 cm wide, with full edge, tapered top, stem hugging at the base, and the midvein is obviously raised on the back of the leaf

The leaves of dragon blood tree with sword leaves gather at the top of stems, branches or twigs. They are thin leathery and sword shaped, which is wider than the former

2、 The difference between flowers

The narrow leaf dragon blood tree is a panicle, up to about 60 cm long, with white flowers and small flowers

The inflorescence of sword leaf dragon blood tree is also a panicle, more than 40 cm long. The flowers are milky white, the filaments are flat, and there are reddish brown warts on the upper part