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 (color) (Orchidaceae), such as "Laelia furfuracea" and "Ascocentrum pusillum", which have petals of this color. The word "Orchid" derives from the Greek word "orchis" which means testicle, after the appearance of the roots of plants of the genus "Orchis". Displayed at right is the color orchid pink. The source of this color is the "Pantone Textile Paper eXtended (TPX)" color list, color #13-2010 TPX—Orchid Pink. Displayed at right is the color wild orchid. The source of this color is the "Pantone Textile Paper eXtended (TPX)" color list, color #16-2120 TPX—Wild Orchid. Displayed at right is the web color dark orchid. Orchid