Botanical Survey of India
Indian Virtual Herbarium (CAL)
Calcutta University Herbarium (CUH)
Kew Herbarium (K)
Muséum National d'Histoire Naturelle - Herbarium (P)
Flowers of India
Global Plants on JSTOR
Plants of the World Online, Kew
Efloras
AlgaeBase
MycoBank
The Bryophyte Nomenclator
Ministry of AYUSH
UGC
IMPPAT: Indian Medicinal Plants, Phytochemistry And Therapeutics