Open AccessTerrestrial Orchid Diversity in Sharavati River Valley of Shimoga District Karnataka (India)
Author(s) -
Soumya Mahabaleshwara Hegde,
K Krishnaswamy
Publication year - 2021
Publication title -
shanlax international journal of arts, science and humanities (online)
Language(s) - English
Resource type - Journals
ISSN - 2582-0397
DOI - 10.34293/sijash.v8is1-feb.3927
Subject(s) - geography , drainage basin , genus , population , habit , species diversity , ecology , distribution (mathematics) , biology , psychology , demography , cartography , sociology , psychotherapist , mathematical analysis , mathematics
Sharavati is a river which originates and flows entirely within the state of Karnataka in India. Sharavati river valley is the one of the most beautiful valley in the Western Ghats. Extensive field surveys during 2018-2020, revealed the occurrence of 25 species of orchids under 13 genera in river basin region in Shimoga district. Habenaria with 9 species is the largest genus in the river basin region, followed byNervilia with 3 species;Malaxis, Peristylus are 2 species each and the remaining genera by a single species each. The habit, distribution, phenology and population status of terrestrial orchid species is presented in this paper. Efforts have also been initiated for their conservation at Sharavati river valley region in Shimoga district Karnataka.