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白睡莲Nymphaea alba

时间:2013-12-04 09:25作者:徐晔春 点击: 次 标签: 睡莲科 Nymphaeaceae 睡莲属 Nymphaea
  中文名(Chinese Name):白睡莲
学名(Scientific Name):Nymphaea alba Linn.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Nymphaea alba var. rubra Lonnr.  Castalia minoriflora Simonk.  Castalia speciosa Salisb.  Leuconymphaea alba Kuntze  Nymphaea alba subsp. minoriflora (Simonk.) Stucchi  Nymphaea minoriflora (Simonk.) Wissjul.  Nymphaea occidentalis Moss
科属Family & Genus):睡莲科(Nymphaeaceae)睡莲属
形态特征(Description):多年水生草本;根状茎匍匐;叶纸质,近圆形,直径10-25厘米,基部具深弯缺,裂片尖锐,近平行或开展,全缘或波状,两面无毛,有小点;叶柄长达50厘米。花直径10-20厘米,芳香;花梗略和叶柄等长;萼片披针形,长3-5厘米,脱落或花期后腐烂;花瓣20-25,白色,卵状矩圆形,长3-5.5厘米,外轮比萼片稍长;花托圆柱形;花药先端不延长,花粉粒皱缩,具乳突;柱头具14-20辐射线,扁平。浆果扁平至半球形,长2.5-3厘米;种子椭圆形,长2-3厘米。花期6-8月,果期8-10月。
分布(Distribution):产河北、山东、陕西、浙江。生在池沼中。印度、苏联高加索及欧洲有分布。
用途(Use):花供观赏;根状茎可食。
引自中国植物志英文版:FOC Vol. 6 Page 117
Nymphaea alba Linnaeus, Sp. Pl. 1: 510. 1753.
白睡莲 bai shui lian| Nymphaeaceae  | Nymphaea
Rhizomes repent, sparsely branched, but not stoloniferous. Leaf blade suborbicular, 10--25 cm in diam., papery, abaxially glabrous, scarcely peltate, base deeply cordate and basal lobes subparallel or spreading, margin entire. Flower floating, (7--) 10--20 cm in diam. Calyx insertion on receptacle circular; sepals lanceolate, 3--5(--8) cm, obscurely veined, caducous or decaying after anthesis. Petals (12--)20--25(--33), white, ovate-oblong, 3--5.5(--8) cm, transition to stamens gradual. Filament of inner stamens ± as wide as anther; connective apically unappendaged. Carpels completely united, walls between locules of ovary single. Stigma rays (8--)14--20(--25); carpellary appendages triangular-tapered. Fruit semiglobose, 2.5--3 cm. Seeds ellipsoid, 2--3(--5) mm, smooth. Fl. Jun--Aug. 2n = 56, 84, 112.
Cultivated and naturalized in ponds. Hebei, Shaanxi, Shandong, Zhejiang [Kashmir, Russia (Caucasus); Africa, SW Asia, Europe].
This species is cultivated in additional Chinese provinces.


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