2023, Vol. 11, Issue 6, Part A

author(s)
Deepak Kumar Jha and Ram Naresh Jha

abstract
The present paper deals with the description of nineteen species of Spirogyra Link from Supaul district of North Bihar. of these, S. caroliniana Dilard & S. woodsii (Hassall) Czurda are being recorded for the first time from India, S. circumlineata TRANSEAU, S. cylindrica Czurda, S. juergensii Kütz., S. longata (Vaucher) Kützing, S. majuscula Kützing; S. multiformis Kadlubowska, S. paraguayensis BORGE, S. variformis TRANSEAU and S. yunnanensis Li are reported for the first time from Bihar and S. nirmalensis sp. nov. is new to science.