Taiwania

A revision of Begonia (Begoniaceae) in the Solomon Islands, including four new species The Solomon Islands in Melanesian region of South Pacific lie in an equatorial climate and harbour diverse habitats covered by forests. Based on field surveys and specimens examination, six Begonia species were confirmed from the Solomon Islands, and a key of the species is provided for identification. Besides the two widespread species, B. somervillei Hemsl. and B. weigallii Hemsl., four new species, B. choiseulensis, B. occulta, B. phycoduroides and B. rubroflabellata, are described and illustrated. All species belong to sect. Petermannia, and five are endemic to the Solomon Islands. Their conservation status following IUCN criteria are also assessed.

对所罗门群岛百合科（Begoniaceae）的百合属（Begonia）进行修订，包括四个新物种。位于南太平洋美拉尼西亚地区的所罗门群岛地处赤道气候带，拥有覆盖着森林的多种多样栖息地。基于实地考察和标本鉴定，从所罗门群岛确认了六个百合属物种，并提供了物种鉴定关键。除两种广泛分布的物种，即B. somervillei Hemsl.和B. weigallii Hemsl.之外，还描述并描绘了四个新物种，分别为B. choiseulensis、B. occulta、B. phycoduroides和B. rubroflabellata。所有物种均隶属于Petermannia组，其中五种为所罗门群岛特有物种。根据国际自然保护联盟（IUCN）的评估标准，也对它们的保护状况进行了评定。