New species, lectotypes and synonyms of Australasian Nymphaea (Nymphaeaceae)
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چکیده
منابع مشابه
Nymphaea alba (Nymphaeaceae) in Armenia
In Armenia, Nymphaea alba only occurs in a small area NW of Stepanavan. It is restricted to small lakes with a minimum depth of c. 2–3 m because in shallower lakes it may be out-competed by Typha or Schoenoplectus species.
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Nymphaea has seven species already catalogued in the flood prone areas of the Brazilian Pantanal. However, some species remain difficult to identify and descriptions of the anatomy of vegetative organs are an important tool for infrageneric separation to aid in group taxonomy. The species collected in the Pantanal and prepared according to the usual techniques for anatomical studies showed simi...
متن کاملMorphological variation of Nymphaea (Nymphaeaceae) in European Russia
The morphological variability of the genus Nymphaea is described on the basis of detailed studies of fresh material from 49 populations in European Russia and southern Siberia. Macromorphological characters in the field (including analysis of leaf shape using geometrical morphometry), pollen size and exine sculpture have been analyzed. One polymorphic widespread species, N. candida, grows in mo...
متن کاملEffects of Nymphaea lotus Linn. (Nymphaeaceae) extract on sperm quality and reproductive function of adult albino male rats
Introduction: Nymphea lotus Linn (N. lotus) flowers are used empirically for the treatment of male sexual disorders in Cameroon west region. This study was aimed to evaluate the effects of the N. lotus on some parameters of male fertility in adult albino male rats. Methods: twenty four male rats were divided in 4 groups (n=6 each) and subjected to the following treatment: distilled water as veh...
متن کاملSeven new species of Selaginella subg. Stachygynandrum (Selaginellaceae) from Brazil and new synonyms for the genus
We describe seven new species of Selaginellasubg.Stachygynandrum (Selaginellaalstonii, Selaginellablepharodella, Selaginellacrinita, Selaginellamucronata, Selaginellamucugensis, Selaginellasaltuicola, and Selaginellasematophylla) from Brazil and discuss their possible affinities and conservation status. Scanning electron micrographs of stem sections, leaves, and spores are provided to illustrat...
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ژورنال
عنوان ژورنال: Telopea
سال: 1992
ISSN: 0312-9764,2200-4025
DOI: 10.7751/telopea19814949