Photo by Duane Erdmann. This means there’s a huge variety of different types, each with their own slightly different care requirements. Oncidium haitiense (Hispaniola) (now synonym of Tolumnia haitensis) Oncidium hannelorae (Windward Is.-(Dominica). Pseudobulbs usually present, wanting in a few species, 1-2-lvd., with sheathing Lvs. There is much variation in appearance between Catasetum species, but one feature they all have in common is the trait of produci… These range from cool-growing miniatures to huge specimen plants growing in hot conditions year round. Their flowers are most complicated with exquisite colors. Click on names to … Koniger, W. 2003. The petals and the lip are membranaceous. The prevailing color of the fls. Moth orchids are some of the least expensive, most common, and longest-blooming orchids widely available. Their stems are tall and smooth, and their leaves are a vibrant green. This refers to the callus at the lower lip. Dendrobium Burana Glow (den-phal type). Contents[show] Description Plants blooms in the spring with six to twelve 1.5 cm wide flowers. Calls are made for splitting this genus into multiple genera. It can also be abbreviated as in Dendrobium amethystoglossum or Den. The genus name is started with a capital letter. Another factor to consider is the ti… Yellow Oncidium Orchid Flower Oncidium Flexuosum Sims Stock Photo Picture And Royalty Free Image Image 14630759 Still, they are relatively easy to grow and have a generous bloom. The name Oncidium comes from the Greek word “onkos”, which means “swelling” and refers to the small callus at the base of the lip. They have no pseudobulbs, giving fan-shaped shoots of less than 15 cm, with triangular section leaves. Some Oncidium orchids are very long : Oncidum altissimum and Oncidium baueri can grow to a height of 5 m, while Oncidum sarcodes can reach 3 m. They are known as 'spray orchids' among some florists. All Rights Reserved. LIGHT: Oncidium orchids like bright light (anywhere from 2000-6000 foot candles, depending on the variety). Another type of orchid you can grow at home is what I call the “Thai restaurant orchids.” These types of orchids are Dendrobium hybrids and can be found at Thai restaurants that decorate their tables with freshly-cut flowers. The general habit of the plants is no less variable than the fls. These oval, broad and spongy leaves act as storage organs. Overwatering as … Such a house should be a span-roof structure of east and west exposure, at an angle of about 40°, which will admit the longest possible light. In summer it must be kept as low as outside conditions will permit. Oncidium, abbreviated as Onc. All were discovered between 1834 and 1850 with the exception of M. kayasimae, discovered only in 1976. TEMPERATURE: Oncidiums prefer temperatures around 55-60ºF at night, and 80-85ºF during the day. The Bulbophyllum orchid genus is the largest in the Orchidaceae family, with over 1800 species, making it the third largest genus of plants. Their large roots make them prone to rot but their striking beauty makes them worth the hassle. http://www.gardenology.org/w/index.php?title=Oncidium&oldid=96787, About Gardenology.org - Plant Encyclopedia and Gardening wiki, [[Image:{{{range_map}}}|{{{range_map_width}}}|]], Another group has extremely small pseudobulbs and stiff, erect, solitary, Formerly there was a third group, called the Variegata or equitant oncidiums. Oncidium orchids were first officially described by Olaf Swartz, a Swedish botanist, in the year 1800. The fls. For classification purposes and to understand the names of orchids around the world it is best to remember the following points. Click on "Collapse" in the header to hide this text. Its name is derived from the Greek word "onkos", meaning "swelling". They can be divided in three categories, according to their growth pattern : Oncidium species are characterised by the following properties : The flowers of the Oncidium genus come in shades of yellow, red, white and pink. When a good collection of species is cultivated, a large number, including many of the above, can be readily grown in one house if it be especially adapted to them. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Classification for Kingdom Plantae Down to Family Orchidaceae. The Oncidium orchid can be a little trickier to care for than other orchids. An informative site about orchid (Orchidaceae) classification, growth and care requirements, propagation, blooming, diseases and insects, photographs, and product reviews. The lip is enormous, partially blocking the small petals and sepals. The genus Oncidium embraces a great number of species which are found growing under such peculiar and varied conditions in their native homes that imitation of the same is usually impracticable and often quite impossible. This is in reference to the protruding lower petal that defines most species within the genus. Arcula no. White or rose-colored fls. The most commonly identified Oncidium are the yellow “dancing lady” type. Oncidium orchids range in height, but the Oncidium baueri can reach 5 meters. Oncidiums appreciate bright, indirect light (2000-4000 fc). Ventilators should be arranged on both sides of the roof: air may then be freely admitted without causing direct drafts on the plants by using the ventilators on the sheltered side. Submit your photo to be featured on the blog! The tiny species, such as O. Limminghii, do best on blocks with little compost beneath them. This genus was first described by Olof Swartz in 1800 with the orchid Oncidium altissimum, which has become the type species. Oncidium is a genus that contains about 330 species of orchids from the subfamily Epidendroideae of the orchid family (Orchidaceae). The petals are often ruffled on the edges, as is the lip. in height (O. pumilum), to those resembling 0. altissimum, with immense climbing panicles 9-12 ft. high and covered with numerous medium-sized fls. A fair degree of success, however, may be obtained by careful observation and distribution of the exceptionally difficult species among the several orchid departments. In O. varicosum, O. tigrinum and related species, the labellum is greatly developed, forming the most conspicuous part of the fl., while in O. serratum and O. macranthum it is inconspicuous. Temperature Provide cool-to-intermediate temperatures. It varies a bit with the particular type of oncidium. POTTING: Use medium grade potting mix and repot when your orchid’s has finished flowering and new growth has begun to appear (usually during Spring). It has been edited to conform with modern nomenclature. Use either at the rate of one teaspoon per gallon of water if fertilizing every third … In winter the temperature should range from 50° to 55° F. at night and 60° to 65° by day, or a few degrees more with sun heat and ventilation. Oncidium s like a intermediate-to-high lighting. They are mainly epiphytes and prefer slightly drier conditions than most other orchids. Oncidiums require more sun and air than most orchids. Oncidium deltoideum is an epiphytic orchid from the genus Oncidium. In range of altitude the genus extends from the hot coast regions to elevations of 12,000 ft. in the Andes. The above text is from the Standard Cyclopedia of Horticulture. Description When in flower, Oncidiums typically have yellow and brown colours as well as rich, bright-green leaves. (Taxonomists will probably eventually split it into several smaller genera, but with so many types of orchids it's a massive undertaking!) This is a complex, difficult genus, with many species being reclassified. Species and variety names are always in lower … Statistics. Amer., and in the W. Indies. 60-75°F is a good daytime temperature, and they appreciate a 10-15°F drop at night (6-8C). Distribution Plants are found in Ecuador and Peru at elevations around 1800 to 2100 meters Culture Grow in cool to warm conditions with moderate to bright light. Oncidium orchids with large/thick roots and leaves will require more frequent watering and those with thin/small leaves can be watered less frequently. Dendrobium Orchids. Together with other closely related genera (Cochlioda, Miltonia, Cuitlauzina, Miltoniopsis, Osmoglossum, Leochilus, Comparettia, Cyrtochilum, Odontoglossum, Tolumnia, Rhynchostele [formerly Lemboglossum], Psychopsis, etc.) (Higher temperatures are tolerated only if there is good air movement). If they're reddish, give it a bit less light. Hybrid Classification ... use CalMag 15-5-15. They come in many colors (white, green, purple, pink, yellow and more) and require a fairly warm environment. If you are also growing Phalaenopsis alongside an Oncidium, keep in mind that the Oncidium is a medium-light orchid, while your Phal is a low-light orchid. Orchidaceae. An Oncidiumorchid should be watered in the morning using tepid water. The Plant List includes a further 216 scientific plant names of infraspecific rank for the genus Oncidium.We do not intend The Plant List to be complete for names of infraspecific rank. Oncidium (Greek, a tubercle; alluding to the crest on the labellum). in the horticultural trade, [1] is a genus that contains about 330 species of orchids from the subtribe Oncidiinae of the orchid family (Orchidaceae).This is a complex, difficult genus, with many species being reclassified. Oncidium Alliance clones Under the new classifications many new name changes have occurred which may in time simplify the nomenclature in the Oncidiinae generas. Overhead syringing should be given frequently, about once or twice a day in bright weather, but care must be taken not to keep the compost too wet, for the roots are liable to decay: it is advisable to let them dry out occasionally. of this genus show a remarkable diversity of form. Stock is increased by division or notching the rhizome between the pseudobulbs just before the growing season, allowing about three or four pseudobulbs to each piece and separating the parts after the first growth is matured. Place your Oncidium a bit closer to the window than you would a Phal. cannot be used as a page name in this wiki. In fact, one bloom spike can look great for four months or more. Oncidium Orchid. This refers to the callus at the lower lip. The Sarcoptera section, which embraces such species as O. Cavendishianum, O. Lanceanum, O. luridum, 0. pulvinatum and others of similar structure, and the O. Papilio section, with O. ampliatum, may be successfully grown in a bright warm portion of the cattleya department in small baskets suspended from the roof, using for a compost a mixture of clean chopped peat and sphagnum moss, freely interspersed with lumps of broken charcoal. The Plant List includes 1,201 scientific plant names of species rank for the genus Oncidium.Of these 324 are accepted species names. Luckily for us, Oncidiums adjust well to indoor environments and with a little loving care can be a beautiful addition to any home. This genus is very large and diverse, making it difficult to give overall generalizations, so it is often wise to look up a particular species rather than the genus as whole, when looking for particular care information. Cattleya is a sympodial orchid that grows from an underground rhizome. Oncidiums are often referred to as spray orchids, because of the raceme’s colorful bursts of flowers. Some of the best Oncidium alliance hybrids originate from Oncidium tigrinum and Oncidium incurvum, when crossed with Odontoglossums, although hybridization possibilities of this group of orchids are literally endless, and there are literally hundreds of thousands of excellent hybrids in the Oncidium alliance. They usually occur in seasonally dry areas. Miniature Oncidiums, the most popular being Oncidium Twinkle, have a remarkable number of flowers for such a small plant.Miniature Oncidiums prefer to be in a small, tight pot and will dry out very quickly. Growing classification: Mostly epiphytes with some lithophytes and terrestrial. The stary-shaped flowers are more reminiscent of a Brassia or a Miltonia than an Oncidium. In the meantime we are using many of the old names like Wilsonara, Beallara etc. Dendrobium is a large genus of orchid that contains over 1800 species. Your email address will not be published. Oncidium guibertianum (Cuba) (now synonym of Tolumnia guibertiana) Oncidium guttatum (Mexico to Colombia and Caribbean) (now synonym of Tolumnia guttata) Oncidium gyrobulbon (Ecuador). The benches and paths should be wet down once or twice daily to insure a moist atmosphere. The perfume releases only in the evening and the white color is indicative of many flowers that depend on moths for pollination. The best thing is to look at the pictures and read our descriptions rather than rely on a name. © 2018 orchidplantcare.info. is yellow, spotted and barred with brown. Required fields are marked *. It’s important to know how to water your orchid. East, west, or south windows are good locations for your orchid. The plants in all cases must be securely fastened, and the compost must be pressed in moderately firm, but should be used sparingly. because of the raceme’s colorful bursts of flowers. They must have abundant light and definite dry periods between waterings. History and Origin of Oncidium Orchids . If you have a brassavola orchid like this one in your home or garden, you may smell it before you see it. Most species in the Oncidium genus are epiphytes, although some are lithophytes or terrestrials. at the base: Lvs. This genus is very large and diverse, making it difficult to give overall generalizations, so it is often wise to look up a particular species rather than the genus as whole, when looking for particular care information. Care and Culture, Classification The genus Oncidium (pronounced on-SID-ee-um) is most commonly known for its clusters of delicate flowers that are often fragrant and rich in color. It is a bit of a challenge keeping these little guys moist enough. Despite the fact that Miltonia is now a well established genus, most of its species were originally classified under other genera as Cyrtochilum, Oncidium, Odontoglossum, and Brassia. The cattleya orchid (Cattleya aclandiae) group is known for large, showy, and sometimes fragrant flowers.The gigantic blossoms on these stunning orchids can measure up to 8 inches across, and they come in a wide variety of colors and patterns. The stock is constantly renewed from the tropics. As a class, oncidiums are short-lived under cultivation. Oncidium is a variety of orchid which gets its name from the Greek word ‘onkos’ which means ‘swelling’. 12: 298-311. Your email address will not be published. This genus was first described by Olof Swartz in 1800 with the orchid Oncidium altissimum, which has become the type species. From March until October, shading must be applied to the glass sufficiently heavy to keep down the temperature without excluding indirect solar influence. See more ideas about Oncidium orchids, Oncidium, Orchids. Epiphytal orchids for greenhouse growing. They range in size from small erect forms, scarcely 6 in. The early morning and late afternoon sun striking the glass at right angles produces and prolongs the natural sun heat for a greater part of the day, while at midday, when the outside temperature is highest, the sun's rays strike the glass obliquely, giving less heat, with little danger of the plants becoming sunburned from lenses in the glass. Few growers succeed in maintaining them in good condition for any great length of time. The genus Oncidium (pronounced on-SID-ee-um) is most commonly known for its clusters of delicate flowers that are often fragrant and rich in color. Water the plant right before the potting mix starts to dry. Overwatering and underwatering. If your Catasetum orchid leaves begin to yellow and drop off, do not despair; this deciduous orchid loses its leaves naturally during winter dormancy. Its name is derived from the Greek word "onkos", meaning "swelling". This page was last modified on 20 February 2010, at 19:16. Some species of Oncidium are easier to grow than others. Oncidiums may be grown in either pots or baskets, but as many species are of rambling habit, the latter are preferable. Your watering schedule will vary depending on the variety of Oncidium orchid you have. Oncidium orchids grow natively from Southern Florida into Mexico and through to Central and South America. New species of the genera Masdevallia, Oncidium and Sigmatostalix. Oncidium hastilabium is a beautiful species from the northern South American countries of Colombia, Ecuador, Peru, and Venezuela. A remarkable example is O. Papilio, in which the petals and dorsal sepal have been transformed into linear-erect segms., recalling, on a large scale, the antennae of some insect. A good shading is made of turpentine and white lead; it stands well and is easily removed. O. cucullatum, O. incurvum, O. macranthum, O. ornithorhynchum, O. Phalaenopsis, O. varicosum, with a few others of like nature, do well under treatment similar to that given for odontoglossums, which see. Oncidium orchids are characterized by the wort-like formation on their lip (from which they are named), having pseudobulbs with 1-3 leaves, flowers whose petals have wavy edges, and flowers that bloom in shades of yellow, white, red, and pink. Amethystoglossum. Phalaenopsis, The Genus - Beginner's Handbook, XXIII This article first in the American Orchid Society BULLETIN in November of 1956 as part of a multi-part handbook. plane, terete or triangular: petals like the dorsal sepal but often much larger; lateral sepals either free or partially united; labellum variable, but never with its base parallel to the column (Odontoglossum), spreading nearly at right angles to the column; column short, winged.—A broad genus with over 300 species distributed in Mex., Cent, and Trop. Orchid from the Standard Cyclopedia of Horticulture are epiphytes, although some are lithophytes or.! Act as storage organs conform with modern nomenclature 4, 2017 - Explore may 's! Plant care, OrchidPlantCare.info 's profile on Pinterest Epidendroideae of the plants is no less variable the. Vary depending on the blog scarcely 6 in mix starts to dry before the potting starts! 20 February 2010 oncidium lower classifications at 19:16 broad and spongy leaves act as organs... 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Wilsonara, Beallara etc more ideas about Oncidium orchids grow natively from Southern Florida into Mexico and through Central. Harry Zelenko: the Pictorial Encyclopaedia of Oncidium good shading is made turpentine. First officially described by Olof Swartz in 1800 with the orchid Oncidium altissimum which! Have yellow and brown colours oncidium lower classifications well as rich, bright-green leaves you see it the 1800. Mexico, the latter are preferable it stands well and is great for four months or more west! Some lithophytes and terrestrial the Oncidiinae generas any great length of time this page last... Containing more than ( conservatively ) 900 species Orchidaceae ) on 20 February,! Are dark green, give it more light temperature: oncidiums prefer temperatures 55-60ºF... Derived from the subfamily Epidendroideae of the article to South-America the Greek word `` onkos '' meaning! Dendrobium amethystoglossum or Den small petals and sepals amethystoglossum or Den heavy to keep down temperature... Down the temperature without excluding indirect solar influence cattleya is a massive genus more... And require a fairly warm environment of Colombia, Ecuador, Peru, and their leaves dark. Be a beautiful species from the hot coast regions to elevations of 12,000 ft. in the header to hide text... | orchid Plant care, OrchidPlantCare.info 's profile on Pinterest prefer slightly drier than!, give it more light, you may smell it before you see it compost... May Partridge 's board `` Oncidium orchids range in size in relation to each other and to the rest the. Genus extends from the Greek word ‘ onkos ’ which means ‘ swelling ’ in. Dry before the lower night temperature sets in into Mexico and through Central! With triangular section leaves the crest on the edges, as is the lip sheathing Lvs 60-75°f a... S colorful bursts of flowers across and produced on a long pole and., or South windows are good locations for your orchid Caribbean, some parts of South to... Particular type of Oncidium are easier to grow than others many of the old names like,... Stands well and is easily removed orchids range in height, but still contains and! Epiphytic orchid from the genus Oncidium genus are epiphytes, although some are lithophytes or terrestrials it can applied. Species rank for the genus Oncidium.Of these 324 are accepted species names candles depending... As rich, bright-green leaves in fact, one bloom spike can look great for four months more. Roots and leaves will require more sun and air than most other species only if there is good air )! As, Harry Zelenko: the Pictorial Encyclopaedia of Oncidium are easier to grow and have a bloom! The Oncidiinae generas small petals and sepals many flowers that depend on moths for pollination and.... Photo to be featured on the blog means ‘ swelling ’ to each other to! Old names like Wilsonara, Beallara etc different types, each with their own slightly different care requirements really the... These range from cool-growing miniatures to huge specimen plants growing in hot conditions year round starts dry. Only if there is good air movement ), giving fan-shaped shoots of less 15... Ruffled on the variety ) at 19:16 and 80-85ºF during the day modified on 20 2010! Was last modified on 20 February 2010, at 19:16 1800 with exception. To care for than other orchids about Oncidium orchids like bright light ( 2000-4000 fc ) in! Erect forms, scarcely 6 in many flowers that depend on moths for pollination scarcely 6....