Identification of flower species found after 100 years in Hai Phong

Heart-shaped leaves, big, wide, leaf tips with pointed tips and feathers on the underside . are the differences of the carnation found in Hai Phong after more than 100 years compared to other species of the same genus.

Facing many opinions that the species of tick is found in Cat Ba National Park (Hai Phong City) after more than 100 years is not rare, researcher Pham Van The affirmed: " Look on the surface of the road is similar to the Other species, such as mushroom buds, hoya carnosa, are grown in many localities, but in fact they have many differences. "

It belongs to the genus hoya (there are places called star flowers, star orchids, lake skin, prison, Asclepiadadoideae), Apocynaceae , and around 300 species are accepted worldwide, but more 500 names are published, while Vietnam has nearly 30 species of natural daisies.

Bon hoya bonii (horizontally right), hoya fungii mushrooms (bottom left) and hoya carnosa carnations in nature (top left).(Photo by Pham Van The - Le Tuan Anh).

The common species of carnivores are common vines that often cling to rock or cling to trees, rarely growing on soil, white latex, transparent translucent plastic, or yellow. Flowers are 5-pointed, the inner face usually has feathers and colon (corona) as well as 5 wings like stars. Diverse crops such as white, yellow, pink, or light blue .

The cicada (hoya bonii) was first sampled by the French botanist Costantin at Vo Xa mountain in northern Vietnam in 1884. They are often confused with the star-aromatic mint (hoya carnosa (Lf ) R.Br.) and hoya fungii Merr. In the form of flowers, reddish-white flowers.

However, the leaves are different in the point of heart shaped leaves, big and wide, the tips of the leaves are pointed. The leaves also have feathers on the underside and the edges, the diaphragm leaves diagonal compared to the main rib of 60 degrees. Whereas the mushroom leaf leaf leaves no heart shape at the base, the ribbed oblique is 45 degrees above the main veins, the veins are visible on both sides. And the elongated elliptical leaves of hoya carnosa, without feathers, tendons often oblique 30-45 degrees compared to the main veins.

In addition, the leaves of the bonnet have yellow plastic, while other species have clear plastic.

The leaves of the heart-shaped, ribbed leaf are diagonally slanted 60 degrees above the main tendon (upper left), the leaves of the mushroom tick (below) and the hoya carnosa (the right vertical).(Photo: Pham Van The - Le Tuan Anh).