Cycas bifida

It can also be called Longkou Cycas. Mostly distributed in Vietnam and its vicinity. The stem is relatively short, only about 20-60cm high, about 10-12cm thick at the base, about 4-6cm thick at the apex, flat epidermis and dark red color. The large feather leaves are 2-3 meters long, the spacing of small lobes is large, up to about 4 cm, the length of small lobes is 20-30 cm, and the width is between 2-2.5 cm. The extension direction is irregular and forked. The special feature is that the leaf edge of small leaves is wavy, the tip is blunt, and the surface of young leaves is covered with white powder.

Brazilian iron tree

Its scientific name is fragrant dragon blood tree. It also has other names such as Brazil Millennium tree and Phnom Penh fragrant dragon blood tree. It is tall and can reach a height of more than 6 meters. The height of potted plants is generally 50-150 cm and has branches. Its leaves are clustered at the top of the stem, curved and arched, bright green and shiny, and its flowers are small and fragrant

Cycas americana

The South American hemlock is dominated by single stem, its stem height is generally between 15-30cm, its branches are less, sometimes in cluster shape, cylindrical shape, and dark brown leaf marks are densely distributed on its surface. Its leaves are mainly large even pinnate compound leaves, with a leaf length of about 60-120cm and a petiole of about 15-20cm; The number of pinnate leaflets is about 7-12 pairs, oval, unequal on both sides, dioecious, the male inflorescence is loose and spherical, and the female inflorescence is palmlike

Castor tooth Cycas

The origin is located in the southwest of Yunnan. In addition, it is distributed in India, Nepal, Myanmar, Thailand, Cambodia, Vietnam and other places.
The height of its stem is about 3 meters, which is cylindrical. The length of the big feather is about 1.2-1.5 meters, and there are about 80-120 pairs of small lobed leaves on it. Its length is about 15-20 cm, and its width is about 0.6-0.8 cm. The edge is slightly turned down. The shape is thick leathery, very hard, and arranged asymmetrically. There are spines on both sides of its petiole, which are sparse, about 2 mm long, and the tip is slightly bent down.