Echinochloa is a very widespread genus of plants in the grass family and tribe Paniceae. Some of the species are known by the common names barnyard grass or cockspur grass.
Dioscorea polystachya or Chinese yam, also called cinnamon-vine, is a species of flowering plant in the yam family. It is sometimes called Chinese potato or by its Korean name ma. It is also called huaishan in Mandarin and waisan in Cantonese.
Aphanamixis polystachya, the pithraj tree, is a species of tree in the family Meliaceae. It is native to India, Pakistan, Nepal, Bhutan, Bangladesh, Myanmar and Sri Lanka. It is a widely used as a medicinal plant in Ayurveda.
Echinolaena is a genus of plants in tribe Paspaleae of the grass family, native to the New World tropics. It includes only two species after the referral of former members to the related genera Hildaea, Ichnanthus, Oedochloa and the more distant Chasechloa in a 2015 revision.
Polystachya, abbreviated Pol in horticultural trade, and commonly known as yellowspike orchid, is a flowering plant genus in the orchid family (Orchidaceae). This rather distinctive genus was described by William Jackson Hooker in 1824 and is the type genus of the subtribe Polystachyinae. It contains about 100 species widespread across many of the tropical areas of the world.
Polystachya victoriae is a species of plant in the family Orchidaceae. It is found in Cameroon and Gabon. Its natural habitat is subtropical or tropical dry forests. It is threatened by habitat loss.
Prunus polystachya, also called bat laurel, is a species of plant in the family Rosaceae. It is endemic to Singapore.
Alvocidib is a flavonoid alkaloid CDK9 kinase inhibitor under clinical development by Tolero Pharmaceuticals for the treatment of acute myeloid leukemia. It has been studied also for the treatment of arthritis and atherosclerotic plaque formation. The target of alvocidib is the positive transcription elongation factor P-TEFb. Treatment of cells with alvocidib leads to inhibition of P-TEFb and the loss of mRNA production.
The Vandeae is a large monophyletic tribe within the family of orchids.
Anacamptis laxiflora is a species of orchid. It has a wide distribution in Europe and Asia as far north as in Germany, and is found in wet meadows with alkaline soil. It grows up to 60 cm high. A. laxiflora is common in Normandy and Brittany (France), but in the United Kingdom it is represented only on the Channel Islands, where in Jersey it is called Jersey orchid and in Guernsey it is called Loose Flowered orchid. Notable localities in the Channel Islands include Le Noir Pré meadow in Jersey and several fields at Les Vicheries in Guernsey, where mass blooms of these orchids can be observed from late May to early June.
Polystachya concreta, the greater yellowspike orchid, is a species of orchid native to tropical and subtropical America, Africa and Asia.
Polystachya maculata is a species of orchid endemic to Burundi.
Polystachya puberula is a species of orchid native to western and west-central tropical Africa.
Polystachya subdiphylla is a species of orchid native to Tanzania, in the Nguru Mountains and Uluguru Mountains.
Polystachyinae is a subtribe within the tribe Vandeae in family Orchidaceae. It consists of 2 genera and about 228 known species. The type genus of this subtribe is Polystachya. The group is pantropical, being native to tropical Africa primarily, but also to tropical America. Members of this group are epiphytic and are distinguished from the other subtribes in the tribe Vandeae by their sympodial growth habit and the presence of four pollinia. Pollination is mostly by small species of bees, however some species exhibit auto-pollination.
Lobelia laxiflora is a species of flowering plant in the family Campanulaceae. It is native to the Americas, where it is distributed in South, Central, and North America as far north as Arizona in the United States. It is known by several English-language common names, including Mexican lobelia, Sierra Madre lobelia, Mexican cardinalflower, looseflowers lobelia, and drooping lobelia. In Spanish and Nahuatl it is known as aretitos, acaxóchitl, and chilpanxóchitl. It has gained the Royal Horticultural Society's Award of Garden Merit as an ornamental.
Ixia polystachya, the white-and-yellow-flower cornlily, is an Ixia species found on hills and slopes of northwest and southwest Cape, South Africa.
Bursera laxiflora is a North American species of trees in the frankincense family in the soapwood order, native to northwestern Mexico. It is fairly common in Sonora with additional populations in Sinaloa, Baja California Sur, and Socorro Island. There is a report of the species being found in the United States, but it is from the property of the Arizona-Sonora Desert Museum west of Tucson, most likely a cultivated or escaped specimen.
Eysenhardtia polystachya, the kidneywood, is a tree from Mexico, growing along forest edges and water courses at elevations of 150–3000 m. Previously it was used as a source of lignum nephriticum.
Zieria laxiflora, commonly known as wallum zieria, is a plant in the citrus family Rutaceae and is endemic to eastern Australia. It is an erect shrub with leaves composed of three leaflets, and clusters of about nine white or pale pink flowers with four petals and four stamens. It usually grows is coastal heathland.
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