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White mold affects a wide range of hosts and causes sclerotinia stem rot. It is known to infect 408 plant species. As a nonspecific plant pathogen, [3] diverse host range and ability to infect plants at any stage of growth makes white mold a very serious disease. The fungus can survive on infected tissues, in the soil, and on living plants.
It is commonly known as the white egret flower, fringed orchid or sagisō (鷺草). Pecteilis radiata grows with small tubers, from which grasslike leaves emerge. Flower spikes, which can be up to 50 cm tall, produce 2-3 white flowers that bloom in late summer. [ 2 ]
Dactylorhiza is Ancient Greek for finger root, referring to the shape of the plant's roots. The subspecies name fuchsii honours the 16th-century German botanist Leonhart Fuchs. The English name 'common spotted' refers to the species' abundance and the spots on its leaves. The French and German common names also honour Leonhart Fuchs.
Chiloschista phyllorhiza, commonly known as the white starfish orchid, [2] is a species of leafless epiphytic or lithophytic orchid that forms small clumps with many radiating, flattened green roots. A large number of short-lived, crystalline white, star-shaped flowers with a yellow labellum are arranged along thin, arching flowering stems.
The orchid family is one of the largest flowering plant families in the world. Orchids can be found on every continent except Antarctica, from the steamy jungles of Asia to the dry deserts of ...
Orchid seeds are very small (0.35mm to 1.50mm long), spindle-shaped, and have an opening at the pointed end. [5] Each seed has an embryo that is undifferentiated and lacks root and shoot meristems. [3] An orchid seed does not have enough nutritional support to grow on its own, and lacks endosperm. [2]
Coelogyne cristata is an epiphytic orchid that comes from cool, moist areas of the eastern Himalayas and Vietnam.It blooms every spring, before the snow begins to melt. Its genus name Coelogyne originates from two Greek words, koilos ("hollow") and gyne ("woman"), because of the orchid's concave stigma.
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.