|
TITLE | Begonia liuyanii (sect. Coelocentrum, Begoniaceae), a new species from limestone areas in Guangxi, China |
AUTHOR | Ching-I PENG Herbarium, Research Center for Biodiversity, Academia Sinica, Nangang, Taipei 115, Taiwan Shin-Ming KU Herbarium, Research Center for Biodiversity, Academia Sinica, Nangang, Taipei 115, Taiwan Shin-Ming KU Herbarium, Research Center for Biodiversity, Academia Sinica, Nangang, Taipei 115, Taiwan Wai-Chao LEONG Herbarium, Research Center for Biodiversity, Academia Sinica, Nangang, Taipei 115, Taiwan |
FULL TEXT | [in HTML format] [in PDF format] |
ABSTRACT | Begonia liuyanii, a new species of sect. Coelocentrum from limestone areas in southwestern Guangxi Zhuang Autonomous Region, China, is described and illustrated. A somatic chromosome number of 2n = 30 was determined. Begonia liuyanii is similar to B. filiformis in having small flowers and glandular-hispid inflorescences but is distinguishable by its larger leaves (16-38 × 12-32 cm vs. 9-22 × 9-14 cm), sparsely setose (vs. tomentose) upper surface of the leaves, maculation absent (vs. with white maculation in intercostal area on adaxial leaf surface), and usually thyrsoid (vs. cymose) inflorescence. |
KEYWORD | Begonia filiformis; Begonia liuyanii; Begonia masoniana; Begoniaceae; China; Chromosome number; Guangxi; Limestone flora; New species; Rare species; sect. Coelocentrum; |
ARTICLE INFO | Botanical Bulletin of Academia Sinica, Volume 46 Number 3 July 2005, page 245-254, 10 pages |
PUBLISHER | Institute of Plant and Microbial Biology, Academia Sinica, Taipei, Taiwan, Republic of China |