The Orchidaceae are a diverse and widespread family of flowering plants, with blooms that are often colourful and fragrant, commonly known as the orchid family.
Arethusa bulbosa, commonly called dragon's mouth orchid, is the only species in the orchid genus Arethusa. The genus is named after a naiad of Greek mythology. This monotypic genus is abbreviated Aret in trade journals.
Platanthera praeclara, known as the western prairie fringed orchid and the Great Plains white fringed orchid, is a rare and threatened species of orchid native to North America.
Corallorhiza maculata, or spotted coralroot, is a North American coralroot orchid. It has three varieties: C. maculata var. occidentalis, C. maculata var. maculata, and C. maculata var. mexicana. It is widespread through Mexico, Guatemala, Canada, St. Pierre & Miquelon, and much of the western and northern United States. It grows mostly in montane woodlands.
Corallorhiza, the coralroot, is a genus of flowering plants in the orchid family. Except for the circumboreal C. trifida, the genus is restricted to North America.
Corallorhiza trifida, commonly known as early coralroot, northern coralroot, or yellow coralroot, is a coralroot orchid native to North America and Eurasia, with a circumboreal distribution. The species has been reported from the United States, Canada, Russia, China, Japan, Korea, India, Nepal, Kashmir, Greenland, Pakistan, and almost every country in Europe.
Osmundastrum is genus of leptosporangiate ferns in the family Osmundaceae with one accepted species, Osmundastrum cinnamomeum, the cinnamon fern. It is native to the Americas and eastern Asia, growing in swamps, bogs and moist woodlands.
Corallorhiza striata is a species of orchid known by the common names striped coralroot and hooded coralroot. This flowering plant is widespread across much of southern Canada, the northern and western United States, and Mexico. It lives in dry, decaying plant matter on the ground in pine and mixed coniferous forests, and it obtains its nutrients from fungi via mycoheterotrophy.
Goodyera oblongifolia is a species of orchid known by the common names western rattlesnake plantain and giant rattlesnake plantain. It is native to much of North America, particularly in the mountains of the western United States and Canada, from Alaska to northern Mexico, as well as in the Great Lakes region, Maine, Quebec and the Canadian Maritime Provinces.
Corallorhiza wisteriana, the spring coralroot, arousing coralroot or Wister's coralroot, is a species of coralroot orchid. It is widespread through much of Mexico as well as parts of the United States.
Corallorhiza mertensiana, or Pacific coralroot, is a coralroot orchid native to the shady conifer forests of northwestern North America. It also goes by the common names Western coralroot and Mertens' coralroot. Corallorhiza mertensiana was previously considered a subspecies of Corallorhiza maculata but was given species rank in 1997 by Freudenstein.
Cypripedium parviflorum, commonly known as yellow lady's slipper or moccasin flower, is a lady's slipper orchid native to North America. It is widespread, ranging from Alaska south to Arizona and Georgia.
Platanthera grandiflora, the greater purple fringed orchid, is a species of orchid, genus Platanthera, occurring from Ontario to Newfoundland, south along the Appalachian Mountains to northeastern Georgia, with an isolated population in Illinois. It is imperiled in Georgia, Tennessee, Virginia and North Carolina.
Ponthieva racemosa, commonly called the hairy shadow witch or racemose ponthieva, is a species of orchid found from the southeastern United States, Mexico, Central America, the West Indies and northern South America as far south as Bolivia.
Platanthera flava, the palegreen orchid, is a species of pale-flowered orchid. It is native to eastern North America, from Texas east to Florida, north to Ontario, Quebec and Nova Scotia.
Habenaria repens, commonly called the water-spider bog orchid or the floating orchid, is an orchid species widespread across Latin America from Mexico and the West Indies south to Argentina, as well as in the Southeastern United States from Texas and Oklahoma east to Florida and the Carolinas plus an isolated population in Virginia.
Corallorhiza odontorhiza, common name fall coral-root or small-flowered coral-root, is a species of orchid widespread across eastern and central United States, and reported also from Mexico, Central America, Quebec and Ontario. In North America, it occurs in forested areas up to an elevation of 2800 m.
Calopogon pallidus, the pale grass-pink, is a species of orchid native to the southeastern United States, from Louisiana to Virginia.
Cleistesiopsis bifaria, the smaller spreading pogonia, is a terrestrial species of orchid native to the eastern United States, along the Appalachian Mountains from West Virginia to Alabama.
Camaridium vestitum, called purple tiger orchid, is a species of epiphytic orchids native to Florida, the West Indies and through Latin America from Mexico to Bolivia.
