名称状态:被SP2000收录,状态为:Scleria biflora为接受名
科属名称:Cyperaceae(莎草科) 珍珠茅属
中文名:二花珍珠茅
形态描述:根状茎粗而短或不发达,具须根。稈丛生,纤细,三稜形,高40-60厘米,平滑,无毛。叶稈生,线形,向顶端渐狭,顶端略钝或急尖,宽3.5-5.5毫米,纸质,边缘粗糙,两面被毛或仅叶背两侧的脉上被疏短硬毛;叶鞘在稈基部的无毛,几无翅,无叶片或有短叶片,在稈中部以上的具狭翅,被长柔毛,尤以近叶舌处为密;叶舌半圆形,顶端钝圆。苞片叶状,具鞘,鞘口密被褐色微柔毛;小苞片刚毛状,与小穗等长或稍长;圆锥花序由2-4个顶生和侧生枝花序所组成,支花序互相远离,长1.2-3厘米,具少数小穗,支花序柄长短不一,长0.5-5.5毫米,上部通常具狭翅,被微柔毛;小穗披针形,长4-5毫米,多数为单性;雌小穗具4-5片鳞片和1朵雌花,雄小穗具7-9片或更多;鳞片卵形至披针形,深麦稈黄色或褐色而微带紫,顶端急尖,具短尖,背面具龙骨状突起;雄花具雄蕊2-3个,花丝长短各花不一;子房近圆形,无毛,花柱不群。小坚果近球形或倒卵状圆球形,顶端具白色短尖,长2.75-3毫米,直径1.75-2毫米,无毛,表面具方格纹;下位盘黄白色,3浅裂,裂片卵状三角形或近圆形,长为小坚果的1/3-1/4,顶端急尖,边缘反折。花果期7-10月。
国内分布:江苏、云南、福建、台湾、广东、广西、海南
全球观测记录分布(数据来自
GBIF):
序号 | 标题 | 卷册 | 作者 | 年份 | 页码 | 数据源 |
1 |
海南植物志,v4 |
|
|
|
330 |
BHL中国 |
2 |
中国植物志,v11 |
|
|
|
208 |
BHL中国 |
3 |
Nomenclator botanicus, seu, Synonymia plantarum universalis :enumerans ordine alphabetico nomina atque synonyma, tum generica tum specifica, et a Linnaeo et a recentioribus de re botanica scriptoribus plantis phanerogamis imposita /autore Ernesto Theoph. |
|
Steudel, E. G. von |
1840 |
543 |
BHL全球 |
4 |
Contributions from the United States National Herbarium |
v.45 |
|
2003 |
575 |
BHL全球 |
5 |
The Journal of the Linnean Society. Botany. |
v.34 (1898-1900) |
|
1898-1900 |
98 |
BHL全球 |
6 |
The Journal of the Linnean Society. Botany. |
v.36 (1903-1905) |
|
1903-05 |
263 |
BHL全球 |
7 |
Contributions from the United States National Herbarium |
v.45 |
|
2003 |
56 |
BHL全球 |
8 |
The flora of British India /By J. D. Hooker assisted by various botanists. Published under the authority of the secretary of state for India in council. |
v.6 (1894) |
|
1894 |
687 |
BHL全球 |
9 |
Flora indica,or, Descriptions of Indian plants /by the late William Roxburgh. |
v. 3 |
Roxburgh, W. |
1832 |
573 |
BHL全球 |
10 |
Journal of the Arnold Arboretum. |
v.35 (1954) |
|
1954 |
225 |
BHL全球 |
11 |
The flora of the presidency of Bombay / By Theodore Cooke. |
v.2 |
|
1903-08. |
904 |
BHL全球 |
12 |
The flora of British India /By J. D. Hooker assisted by various botanists. Published under the authority of the secretary of state for India in council. |
v.6 (1894) |
|
|
687 |
BHL全球 |
13 |
Illustrations of Cyperaceae. Prepared under the direction of the late Charles Baron Clarke. |
|
|
|
详情 |
BHL全球 |
14 |
Illustrations of Cyperaceae. Prepared under the direction of the late Charles Baron Clarke. |
|
|
|
详情 |
BHL全球 |
15 |
Flora Malesiana. general editor, C.G.G.J. van Steenis. |
v.7 pt.3 |
|
1950- |
743 |
BHL全球 |
16 |
Hortus suburbanus Calcuttensis; A catalogue of the plants which have been cultivated in the Hon. East India Company's botanical garden, Calcutta, and in the Serampore botanical garden. By the late J. O. Voigt, printed under the superintendence of W. Griff |
|
|
1845 |
728 |
BHL全球 |
17 |
Flore générale de l'Indo-Chine / publiée sous la direction de H. Lecomte ; rédacteur F. Gagnepain. |
t.7 fasc.1 |
|
1907-1951. |
161 |
BHL全球 |
18 |
Flore générale de l'Indo-Chine / publiée sous la direction de H. Lecomte ; rédacteur F. Gagnepain. |
t.7 fasc.1 |
|
1907-1951. |
163 |
BHL全球 |