(Nartheciaceae), a new species from Guangxi, China.

Y. Nong & Y. F.

 (Primulaceae), a new species from Guangxi, China.

(Subgen. Idiophyton, Primulaceae), a new species from Guangxi, China, is here described and illustrated based on morphological data. Although it shares similarities with , , and , there are distinguishing characteristics that set it apart.

 (Meliaceae), a new species from Guangxi, China.

(Meliaceae), a new species from Guangxi, China, is here described and illustrated. The new species is easily distinguishable from the other two Chinese members of the genus by its petals being pale yellow, filaments being connate into tubes above the middle, the berry being oval and glabrous. An identification key of for 17 species is also provided.

Several new records, synonyms, and hybrid-origin of Chinese begonias.

is a mega-genus with about 2500 species by most estimates, with China having over 210 accepted species. After field surveys, literature review and examination of herbarium specimens, some new taxa, new records, synonyms and the hybrid-origin of some taxa have been confirmed. Here, we report that Buch.

[Study on quality analysis of essential oil from twig and leaf of Baeckea frutescens].

Objective: To provide scientific methods for quality criterion by studying the chemical components of essential oil from Baeckea frutescens.

Method: The chemical components of essential oil from B. frutescens were identified by GC-MS-DS, TLC and capillary GC.