A rapid survey conducted within the Kaziranga National Park and Tiger Reserve has revealed the presence of 70 orchid species, further highlighting the park’s exceptional biodiversity. The findings, part of an ongoing effort to systematically document the rich floral and faunal assemblages of the park, have been welcomed as a significant contribution to conservation efforts.
Dr Sonali Ghosh, Field Director of Kaziranga National Park and Tiger Reserve, stated, “In recent efforts for systematic documentation of Kaziranga's rich floristic and faunal assemblages, a rapid survey on orchids has revealed interesting results.”
The survey, led by renowned orchid conservationist Khyanjeet Gogoi alongside range officers Dr Bibhuti Ranjan Gogoi and Bibit Dihingia, identified 70 orchid species spanning 36 genera. Of these, 46 species were epiphytes, while 24 were terrestrial, reflecting the diverse habitats within the park.
Notable finds include Acanthophippium sylhetense, Aerides odorata, Biermannia bimaculata, Bulbophyllum ornatissimum, Cleisostoma appendiculatum, Dendrobium jenkinsii, Eulophia kamarupa, Peristylus constrictus, Phalaenopsis mannii, and Zeuxine membranacea.
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Several of these species, including Biermannia bimaculata, Eulophia kamarupa, and Zeuxine lindleyana, are endemic to India, while others, such as Bulbophyllum ornatissimum and Erythrodes blumei, are considered rare in Assam.
Dr Ghosh added, “Terrestrial orchids such as Eulophia dabia, Zeuxine lindleyana, and Nervilia juliana thrive in the grasslands along riverbanks, while others like Acanthephippium striatum and Hetaeria affinis flourish on the dense forest floor.”
The survey also included a unique conservation outreach programme aimed at raising awareness among local students. An Orchid and Butterfly Walk held in Panbari on 18-19 April 2025 attracted over 50 students from various schools and colleges. During the event, brochures highlighting the birds, butterflies, and orchids of Kaziranga were released to foster a deeper appreciation of the region’s biodiversity.
Assam’s Forest Minister also highlighted the discovery on social media, stating, “Kaziranga National Park & Tiger Reserve just got even more amazing! A recent survey has revealed 70 species of orchids across 36 genera – making it one of the richest orchid collections in Northeast India. This vibrant floral discovery adds a new layer to Kaziranga's already iconic wildlife. A true testament to the park’s thriving biodiversity and unwavering conservation efforts!”