Genus Camellia L.

New Camellia species in section Piquetia have recently been discovered. It is necessary to enumerate the number of species and update the specific characteristics of this section. Based on the study of more than 30 pieces of literature and a large number of specimens, a total of 15 species belonging to section Piquetia, including two new species, are identified.

16p viberkshire 09-08-2023 2 2   Download

Through field survey and morphological research, this study has determined that the Camellia genus in Lam Dong province, Vietnam has a high diversity of morphological, distribution and taxa characteristics. The species of Camellia genus in Lam Dong province are mostly shrubs and small trees.

10p vicaptainmarvel 21-04-2023 2 2   Download

Camellia thuanana, a new species of the genus Camellia L. (Theaceae) is described and illustrated from the Central Highlands, Vietnam.

9p vimelindagates 18-07-2022 10 2   Download

Three dihydrostilbene glycosides, 3,5-dihydroxydihydrostilbene 4′-O-β-D-glucopyranoside (1), 3,5- dimethoxydihydrostilbene 4′-O-α-L-rhamnopyranosyl-(1→6)-β-D-glucopyranoside (2), 5,4′-dihydroxydihydrostilbene 3-O-β-D-glucopyranoside (3), and one lignan, nudiposide (4) were isolated from the methanol extract of leaves of Camellia sasanqua Thunb. Their chemical structures were determined by using ESI-MS and NMR spectra as well as in comparison with the reported data. Compounds 3 and 4 were reported from Camellia genus for the first time.

5p cothumenhmong11 06-05-2021 15 2   Download