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Spiranthes parksii, the Navasota ladies' tresses, [3] is a species of orchid that is endemic to Texas, United States.The flower was first discovered in 1945 and was first described by Donovan Stewart Correll in his 1950 book, Native Orchids of North America North of Mexico.
Spiranthes brevilabris, the short lipped ladies' tresses or Texas lady's tresses is a rare and endangered orchid native to the southeastern United States. [ 2 ] [ 1 ] Variations
Hexalectris warnockii, the Texas crested coralroot, Texas purple-spike, is a myco-heterotrophic orchid found in the states of Texas and Arizona in the southwestern United States, and in the states of Coahuila and Baja California Sur in northern Mexico.
Most orchid species lack endosperm in their seed and must enter symbiotic relationships with various mycorrhizal basidiomyceteous fungi that provide them the necessary nutrients to germinate, so almost all orchid species are mycoheterotrophic during germination and reliant upon fungi to complete their lifecycles. Only a handful of orchid ...
It reflects the considerable progress in orchid taxonomy that had been made since Dressler published his classification in 1993. In the 1990s, orchid taxonomy began to be influenced by molecular phylogenetics based on DNA sequences. The first molecular phylogenetic study to include a substantial sample of orchids was published in 1999. [12]
In the United States, it occurs from as far southwest as Texas and Oklahoma and southeast to the Florida Everglades to as far northeast as Maine and as far northwest as Minnesota. In Canada, it is found in all provinces from Newfoundland to Manitoba. It also is found in St. Pierre & Miquelon, Cuba and the Bahamas. [3] [4] [5]
Pages in category "Orchids of the United States" The following 110 pages are in this category, out of 110 total. This list may not reflect recent changes. A.
The original title of the bulletin was American Orchid Society Bulletin from 1932 to 1995. [note 2] [11] Volume 1, Issue 1 of The American Orchid Society Bulletin was published in June 1932. [12] It was styled, "A magazine devoted to the popularizing of orchids and their culture". [12] The first editor was David Lumsden. [12]
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