A Preliminary Survey of Aquatic Angiosperms of District J. P. Nagar (Amroha), U. P. with Special Reference to their Economic Importance
Publication Date : 14/06/2017
The present investigation of the aquatic angiosperms growing throughout the J. P. Nagar (Amroha) district was carried out. A total of 37 species under 35 genera belonging to 24 families were collected and identified. The percentage of the monocot and dicot families comes to 37.5 % and 62.5 % respectively. The plants like Hydrilla verticillata, Jussisea repens, Najas graminea, Nymphaea nouchali, Persicaria barbata, Persicaria orientalis, Scirpus articulatus showed restricted distribution and were confined to one or two habitats only. Among the widely distributed ones are Asteracantha longifolia, Ceratophyllum demersum, Cyperus corymbosus, Cyperus platystylis, Eclipta prostrata, Hydrocharis dubia, Hydrolea zeylanica, Hygrophila auriculata, Hygroyza aristata, Ipomoea aquatica,, Lemna perpusilla, Lippia nodiflora, Limnophila indica, Monochoria vaginalis, Nymphoides indica, Ottelia alismoides, Oxalis corniculata, Panicum paludosum, Pistia stratiotes, Phyllanthus reticulates, Portulaca oleracea Sagittaria sagittifolia, Spirodela polyrhiza, Trapa natans var. bispinosa, Typha domingensis, Veronica anagallis-aquatica, Vallisneria spiralis, Wolffia arrhizal, Xanthium strumarium etc. Eichhornia crassipes is commonly found as invasive species in polluted water bodies. Majority of the species are used in medicinal purposes by local people and other uses are as food and fodder.
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