引用本文: | 蒋日红, 吴望辉, 农东新, 许为斌.中国石灰岩地区霉草科一新记录种——星状霉草[J].广西植物,2011,(1):9-10.[点击复制] |
JIANG Ri-Hong, WU Wang-Hui, NONG Dong-Xin, XU Wei-Bin.Sciaphila stellata Aver, a newly recorded species of Triuridaceae from limestone area in China[J].Guihaia,2011,(1):9-10.[点击复制] |
|
摘要: |
首次报道了中国石灰岩地区霉草科喜荫草属一新记录种——星状霉草Sciaphila stellata Aver.,本种与国产的大柱霉草S.megastyla Fukuyama et Suzuki在外形上较相似,但不同在于前者茎具不明显的棱,叶片苞片状,卵形或三角形,顶端钝,花序仅排列在轴的一侧; 雄花与雌花花被片具有明显的差异,在雄花中花被片狭楔形到丝状,而在雌花中却为宽楔形,花柱稍超过子房。本文给出了国产喜荫草属的分种检索表及各种的分布地点。 |
关键词: 星状霉草 喜荫草属 霉草科 石灰岩植物区系 新记录 中国 |
DOI:10.3969/j.issn.1000-3142.2011.01.003 |
分类号:Q949 |
基金项目: |
|
Sciaphila stellata Aver, a newly recorded species of Triuridaceae from limestone area in China |
JIANG Ri-Hong1,2, WU Wang-Hui1,2, NONG Dong-Xin1,2, XU Wei-Bin1*
|
1. Guangxi Institute of Botany, Guangxi Zhuang Autonomous Region and the Chinese Academy of Sciences,
Guilin 541006, China;2.College of Life Sciences, Guangxi Normal University, Guilin 541004, China
1. Guangxi Institute of Botany, Guangxi Zhuang Autonomous Region and the Chinese Academy of Sciences,
Guilin 541006, China; 2.College of Life Sciences, Guangxi Normal University, Guilin 541004, China
|
Abstract: |
Sciaphila stellata is reported as a new record to China from limestone area. It is similar to S.megastyla Fukuyama et Suzuki,but differs in its stems indistinctly ribbed,leaves bract-like,ovate to triangular,apex obtuse,inflorescence secund,perianth-segments of male flowers narrowly cuneate to filiform,ones of female flowers broadly cuneate,style slightly exceeding the ovary. A key to the species and distributions of Sciaphila Bl.in China is provided. |
Key words: Sciaphila stellata Aver. Sciaphila Bl. Triuridaceae limestone flora new record China |