Ravi Kumar Sahu* & A.K Chaudhary
University Department of Botany, Ranchi University, Ranchi, Jharkhand, India
Received : 30th December, 2020 ; Revised : 30th January, 2021
Abstract : The present paper deals with three species of Vanda from the Jharkhand which are ethno medicinal and ornamental. The detail ethology and reproductive phenology are discussed. Comparative study and characteristics between different Vanda species have been discussed. Orchids Vanda species are Vanda tesselata, Vanda testasis and Vanda nana. These three species are the main species of Vanda which are found in Jharkhand. Vegetative characters reveal sizeable variation among Vanda Orchids which can be differentiated from one another. The length of the epiphytic root ranges from 10 cm to 15 cm. The length was recorded in stem of Vanda tesselata 30-80 cm, Vanda testasis 25-70 cm and Vanda nana 15-30 cm. The maximum length was recorded in Vanda tesselata. The sessile lanceolate leaves with maximum length the raceme inflorescence found in these Vanda families. The flowers were exquisite and showy which exhibit different shapes and colors, the largest flower in Vanda are of Vanda testasis. Most of the species began to sprout new shoots during rainy season to winter season, the high temperature to low temperature rainfall and humidity promotes the flower bud initiation. The longevity of flowers ranges 3 to 5 Weeks.
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