Orchid mycorrhiza allowed for the identification of specific taxa forming symbiotic relationships which are of interest in the study, cultivation, and conservation of orchids. This is especially important in the trade and preservation endangered species or orchids of commercial value like the vanilla bean. There have been seen trends in the type of symbioses found in orchids, depending primarily on the life-style of the orchid, as the symbiosis is primarily of benefit to the plant. Terrestrial orchids have been found to commonly associate with Tulasnellaceae, however some autotrophic and non-autotrophic orchids do associate with several ectomycorrhizal fungi. Epiphytic fungi, however, may associate
Orchid Chemicals & Pharmaceuticals Orchid Chemicals & Pharmaceuticals Orchid Chemicals & Pharmaceuticals Limited is an Indian pharmaceutical company based in Chennai, founded on 1 July 1992, by Kailasam Raghavendra Rao, an alumnus of IIM Ahmedabad (PGP '79) . As of 2007, it was among the top fortune 500 Indian companies by market capitalization. In 1992, Orchid obtained a certificate for commencement of business and became a public company the following year. It began producing commercially in 1995 and received the Good manufacturing practice certification. In 1999, it became the largest producer of oral and sterile cephalosporin and was ranked among the top five producers