SYSTEMATIC ACCOUNT OF BACILLARIOPHYTA OF DHULE AND NANDURBAR DISTRICT, MAHARASHTRA (INDIA)

  • A.G. JAISWAL DEPARTMENT OF BOTANY; ARTS, COMMERCE & SCIENCE COLLEGE NAVAPUR DIST. NANDURBAR 425 418 (M.S.) INDIA.

Abstract

During the study of systematic account of bacillariophyta of Sakri and Navapur district Dhule and Nandurbar respectively, Maharashtra the author collected 63 taxa belonging to 18 genera. Achnanthes Bory de. St. Vincent is a dominant genus, followed by Fragilaria Lyngbye, Synedra Ehren., Gyrosigma Hassall. emend.Clveve, Calonies Cleve, Stauronies Ehren., Cyclotella (Kuetz.)Brebisson, Eunotia Ehren., Mastogloi Thwaites, Neidium Pfitzer, Cocconeis Ehren. Pleurosigma W.Smith emend. Cleve, Diponeis Ehren., Anomoeoneis Pfitzer, while four genera are monotypic.

Out of 63 taxa, two taxa: Neidium affine (Ehr.) Cleve and Neidium affine (Ehr.)Cleve form undulate Grun. are first time recorded from India; Tabellaria floccullosa (Roth) Kutz. is new record for Maharashtra, 11 are recorded for the second time from Maharashtra.

The diatoms of this region have not been studied earlier. This is the first ever attempt to explore, enumerate and taxonomically evaluate the algal components of the area. Distribution of taxa in India has been discussed.

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RESEARCH PAPER