Discovered the world’s smallest tea species in Lam Dong


Three famous international botanical journals have just announced four new plant species for science originating from Bidoup – Nui Ba National Park (Lam Dong). Of which, two species belong to the genus Tra my (Camellia) and two species belong to the genus Thu Hai Duong (Begonia).

On April 18, Bidoup – Nui Ba National Park said that three famous international botanical journals (Brittonia, Phytotaxa and International Camellia Society) have just announced four new plant species for science originating This park.

They are the Tiny Flower Tea (Camellia flosculora Curry, VS Le, CQ Truong & VD Luong, sp.nov.), Tra my Bidoup (Camellia bidoupensis Truong, Luong & Tran, sp.nov.), Thu Hai street Hon Giao ( Begonia hongiaoensis CWLin, TCHsu & Luu, sp.nov.) And Lam Dong Begonia (Begonia lamdongiana CWLin, TCHsu & Luu, sp. Nov.).

Tiny camellia is Tra my with the smallest flower size in the world recorded up to the present time; were collected for the first time in the dwarf forest area on the top of Hon Giao mountain.

This is a small to medium, evergreen tree, from 3 to 8 meters high, with oblong and hairy, lanceolate leaves; flowering in September and October, white color, flower size from 0.5 – 0.7cm.

My Bidoup Tea is a small to medium, evergreen tree, 3-7m high, gray-brown bark, wide or elliptical leaves, 8 – 12cm long, 3.5 – 5.5cm wide. thick; Flowering also in September and October, chicken fat white, 2 – 2.5cm in diameter.

Hon Giao begonia is a herbaceous plant, 20 – 30cm high, leaves are not lobed, not symmetrical, oblong egg-shaped to wide egg, long petiole; flowering in January and March every year, white to light pink petals, yellow stamens merge at the flower base.

Newly discovered begonias in Hon Giao

Lam Dong street tree is also a herbaceous plant, 10cm tall and hairy; fruit hard, light green to cream pink, triangular, 5 – 10mm long, 4 – 8mm wide; leaves and petiole are small, light green to dark pink, 8.5 – 25cm long, 2.2 – 3.5 mm thick, the leaf blade is asymmetrical, ovoid to lanceolate, 10 – 13.5 cm long, 5.5 – 7.5cm wide, heart-shaped leaf base is clearer than Hon Giao, the underside is silver with many feathers; Flowers are simple, stalks 12 – 23mm long, white to pink, blooming from September to November every year.

Thu Hai Duong Dong Street. Photo of Phytotaxa magazine

The above two species of begonia are the result of a collaborative project “Plant Survey in Langbiang Plateau, Vietnam” between the Botanical Conservation Center Dr. Cecilia Koo (Taiwan), the Southern Institute of Ecology and Bidoup – Nui Ba National Park โ€.

The announcement of four new species for science once again affirms the very special biodiversity values โ€‹โ€‹of Bidoup – Nui Ba National Park.

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