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Platanthera leucophaea, commonly known as the prairie white fringed orchid [6] or eastern prairie fringed orchid, is a rare species of orchid native to North America.It is a federally threatened species, [7] protected since October 30, 1989 under the Endangered Species Act of 1973. [8]
P. praeclara is distinguished from Platanthera leucophaea, the eastern prairie fringed orchid, by its slightly larger flowers, petal shape, and longer nectar spur. Platanthera praeclara is a long-lived perennial. It emerges in May and blooms in June or in July further north. The flowers are fragrant at night and are pollinated by large sphinx ...
The striking, bright white blooms of the western prairie fringed orchid are elusive to fans who try to catch a glimpse — and as a threatened species protected by the federal Endangered Species Act, it is also a puzzle for researchers trying to learn more about the orchid's reproduction and role in its ecosystem.
Platanthera blephariglottis, commonly known as the white fringed orchid or white-fringed orchis, is a species of orchid of the genus Platanthera.It is considered to be an endangered species in Connecticut and Ohio, a threatened species in Florida, Maryland and Rhode Island, exploitably vulnerable in New York, [6] and susceptible to be threatened in Québec.
The Tall Grass Prairie Preserve consists primarily of big bluestem (or turkey foot, resembles the bird's foot), little bluestem, porcupine needlegrass (Stipa spartea), and prairie dropseed grasses. The last known Canadian remnant population of the endangered western prairie fringed orchid ( Platanthera praeclara ) is within the preserve.
Platanthera leucophaea — eastern prairie white-fringed orchid; Platanthera leucostachys — Bog rein orchid, scentbottle; Platanthera obtusata — small northern bog orchid; Platanthera orbiculata — large roundleaf orchid; Platanthera praeclara — western prairie white-fringed orchid; Platanthera psycodes — small purple-fringe orchis
The orchid family (Orchidaceae) is subdivided into five subfamilies, and then into tribes and subtribes. Groups of closely related genera are sometimes referred to informally as alliances . An alliance is a group of taxa, at any taxonomic rank , but usually at the rank of genus or species, that are thought to be closely related.
This is a list of genera in the orchid family (Orchidaceae), originally according to The Families of Flowering Plants - L. Watson and M. J. Dallwitz.This list is adapted regularly with the changes published in the Orchid Research Newsletter which is published twice a year by the Royal Botanic Gardens, Kew.