Thakur, Uma, and Nitin Dongarwar. 2012. “Artificial Pollination and in Vitro Asymbiotic Seed Germination in Garden Orchid Spathoglottis Plicata Blume (Orchidaceae)”. Recent Research in Science and Technology 4 (2). https://updatepublishing.com/journal/index.php/rrst/article/view/864.