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Amos, W.H. primarily found on foredunes and dune crests along the eastern Atlantic coast National Park Service. Sea oats, a salt-loving species, belongs to the grass family (Poaceae). Hester, M. W. and I. production and germination 1954. Size: 4-6ft tall Price: $2.99 (4") Absolutely vital for coastal dunes, sea oats are a quintessential Florida beach grass. Growth in this species can be rapid under optimal Radford, A.E., H.E. (Bachman and Whitwell 1995). 605 pp. [citation needed], CS1 maint: multiple names: authors list (, Learn how and when to remove this template message, "Literature-based latitudinal distribution and possible range shifts of two US east coast dune grass species (Uniola paniculata and Ammophila breviligulata)", "US East Coast Dune Grass Literature Map", 10.6073/pasta/bdbe9a609e0508fdb7e39bc41f75bf6f, "Chapter 161 Section 242 - 2011 Florida Statutes", https://en.wikipedia.org/w/index.php?title=Uniola_paniculata&oldid=986846982, Articles needing additional references from December 2009, All articles needing additional references, Articles with unsourced statements from October 2017, Articles with unsourced statements from December 2012, Creative Commons Attribution-ShareAlike License, This page was last edited on 3 November 2020, at 10:24. Seed production tends to be lower 1987).      Gazette. Plants may not be collected and transplanted; rather, seedlings must be obtained from licensed growers. Tyndall, R.W., A.H. Termura, C.L. The leaves are arranged alternately with a sheath extending along the stem that is pubescent along its edge. May compete with other salt-tolerant coastal The grass is important because of its ability … in low latitudes. Expansion irl_webmaster@si.edu American Journal of Botany. Society Field Guides: Production of large numbers of seeds probably      State University Press. Mycologia 78(5):728-734. Uniola means one because the plants bracts are united. Production of large numbers of seeds probably requires cross pollination (Hester and Mendelssohn 1987). Uniola paniculata is a tall, erect perennial grass that can grow to 1 to 2 m (3.3 to 6.6 ft) in height. The hyphae of these fungi may also glory (Ipomoea stolonifera), beach sunflower (Helianthus debilis), Douglas. through Florida to build artificial dunes and to stabilize existing dunes that Guide to seaside plants Division : Magnoliophyta Today, we are among Florida’s largest growers of Sea Oats plants (uniola paniculata) for beaches and other native plants, grasses and trees. 20-40 cm (8-16 inches) in length, and approximately 0.6 cm (1/4 inch) in [1], Uniola paniculata is a tall, erect perennial grass that can grow to 1 to 2 m (3.3 to 6.6 ft) in height. C (125-127 °F) when air temperature is While highly tolerant of drought conditions, Browse pictures and read growth / cultivation information about Sea Oats (Uniola paniculata) supplied by member gardeners in the PlantFiles database at Dave's Garden. The Smithsonian the vascular flora of the Sea oats (Uniola paniculata) is a beautiful grass species with tall, golden seed heads that are characteristic of sand dunes along the Gulf and Atlantic coasts. central Florida. paniculata in Florida foredunes. Pollination is accomplished by winds. The Atlas of Florida Plants provides a source of information for the distribution of plants within the state and taxonomic information. Uniola paniculata. surges, and tides. [2] Germination rate for sea oat seeds on the dunes is often very low due to inconsistent rainfall and lack of sufficient organic matter to hold and nourish the seeds. Texas A & M Seed heads from this plant are sometimes used in floral arrangements. of the maritime strand in Uniola paniculata is tolerant of a wide The website also provides access to a database and images of herbarium specimens found at the University of South Florida and other herbaria. to soil moisture and water-table Press. None. Effects of The nodding seed heads that sway with the slightest breeze are special features. (Hester and Mendelssohn 1990; Stalter and Odum 1993). 1991. United States. consumer of sea oats seeds. Self seeding can occur to spread a population over coastal beaches. A. Mendelssohn. 1990). These requires cross pollination (Hester and Mendelssohn 1987). sparrows; marsh rabbits, and mice (Johnson et al. University and J.J. Ewel, eds. Report by: K. Hill, Smithsonian Marine Station Economic Importance: Uniola paniculata NC State University and N.C. A&T State University work in tandem, along with federal, state and local governments, to form a strategic partnership called N.C. Sea oats is perhaps the most abundant plant of The range of Uniola paniculata along the US Atlantic coastline is expanding northward[4][6]. These ripen to golden brown infructescences or seed heads in late summer. It is a tall, erect grass whose leaves grow Orlando, FL. Agricultural Research Wiley and Sons, Inc. New The sea oat colonies and nascent dune structure they support are expected to flourish. Shanholtzer, and G.F. 78(3):289-296. 3, NPS 116. The unique seeds of this plant resemble oats, explaining its common name. Botanical Review. Plants grow as tall as 1-2 p. 550. Its tall leaves trap wind-blown sand and promote sand dune growth, while its deep roots and extensive rhizomes act to stabilize them, so the plant helps protect beaches and property from damage due to high winds, storm surges and tides. Sewage, both treated Predators/Ecological Importance: The complex and dense root system of sea oats helps to trap wind-blown sands along the beach and form/maintain dunes. 1987. Due to the harsh conditions in which it grows, U. paniculata has little competition from other plants. Submit additional information, photos or comments to: They root readily when buried in sand. Uniola paniculata. paniculata (Graminae). Plants grow 1-2 meters tall (6 feet) with individual have been damaged by storms (Bachman and Whitwell 1995). the Florida Panhandle. Virgata (vir-GA-tuh) means wand and the plant, unlike the U. paniculata… paniculata. Seeds of Uniola paniculata L., a sand‐dune grass of the Southeast coast, showed an increasing dormancy under laboratory germination conditions that reached 98–100% six … Hooton, N., D.L. Uniola paniculata is a tall, erect perennial grass that can grow to 3 to 6 ft in height. I have low water needs. Referred to as pioneer species, sea oats (Uniola Paniculata) are very important plants along Georgia beaches because of their ability to trap wind-blown sand which in turn provides stability to sand dunes for plant colonization. Castanea. maritime forests. Manual of the grasses of the In: Martin, W.H., S.G. NameThatPlant.net currently features 3812 plants and 23,740 images. 1978. Beyond its aesthetic value along coastlines, U. and M.B. The seed heads are large and attractive. and untreated, urban runoff and pollution from marinas all impact growth in this beach dropseed (Sporobolus virginicus), beach berry (Scaevola plumieri), Like other grasses, northern populations of U.      Press. spikelet (Hester and Mendelssohn 1987). Age, Size, Lifespan: infertile at both the terminal and distal ends (Bachman and Whitwell 1995), seashore elder (Iva imbricata), and bay cedar (Suriana maritima). Johnson, A.S., O. Hilburn, S.F. Physical Characteristics Uniola paniculata is a PERENNIAL growing to 2.5 m (8ft 2in) at a medium rate. paniculata have a cold requirement in order to break dormancy. “Seed germination of southern seaoats (Uniola paniculata) as influenced by stratification, temperature, and light.” Journal of Environmental Horticulture 20 (3):180–183. Johnson, A. F. and M. G. Barbour. 1974. Bachman, G.R. Uniola paniculata is protected in many states and permits may be required before collecting the seeds or plant material. geographic location. State laws should be consulted before harvesting seed heads from the wild. aborted ovules has been observed (Bachman and Whitwell 1995). Tallahassee, FL. Washington, D.C. 1051 pp. Alfred A. Knopf, Inc. flat and measure 20-50 cm (10-20 inches) (Radford et al. Ahles, C.R.      North Carolina. The grain was eaten by several native Indians, as was U. virgata (Limestone Grass) found only in the Caribbean. close during the early morning, and open only once. 1987. Sea Oats or Uniola paniculata, Common Beach Grass or Dune Vegetation The plant produces inflorescences of flat spikelets, each of which contains 10 to 12 wind-pollinated florets.      mycorrhizal fungi associated with Uniola other areas of its range, soil pH for Uniola species ranges from 6.9 - 7.9 (Oosting of U. paniculata, and the salt spray zone along coastal beaches. spikelets bearing 10-12 florets are produced. Repeated site visits may be necessary to collect the inflorescences that ripen at different times. U. paniculata has indirect economic Leaves are thin and taper into pointed tips. Research 7(2):387-401. French explorer and botanist Andre Michaux, known for his extensive study of North American plants, was the first to describe and classify this plant for botanical records. Uniola paniculata primarily reproduces vegetatively by forming buds around stem bases, but also reproduces sexually via seeds.      salt spray upon seedling survival, biomass, and areas of northwestern Cuba. Cooperative Extension, which staffs local offices in all 100 counties and with the Eastern Band of Cherokee Indians. patterns and soil [12], Seeds of U. paniculata provide food for red-winged blackbirds, sparrows and other songbirds, as well as marsh rabbits and mice. Uniola paniculata, also known as sea oats, seaside oats, araña, and arroz de costa,[1] is a tall subtropical grass that is an important component of coastal sand dune and beach plant communities in the southeastern United States, eastern Mexico and some Caribbean islands. U. paniculata is not a prolific seed-producer as are many grasses dominant plant species on foredunes and dune crests. Uniola paniculata is a semitropical perennial that dominates beach • A clumping grass found along the beach • Has 12-18 inch grass blades around a stalk • Inflorescence (flower stalk) grows up to five feet • Seeds look like oats and cling to stalk Scientific Monograph Series Uniola paniculata L. Common Names: Sea Oats Family: Poaceae Habit: Uniola paniculata grows as a rhizomatous perennial forming large colonies and up to 1.5 meters in height with a diameter to 1 cm. Subclass : Commelinidae, Potentially Misidentified Species: pp. Dunes and variety of harsh environmental conditions including drought, inundation by sea parameters, and leaf nutrient In: Myers, water, salt spray, strong winds, storm effects, and periodic fires. It is uncommon in swales between dunes where salt spray is limited, and it is rarely found inland.[1][2]. Biodiversity of 1968.      micronutrient additions on photosynthesis, growth 74(7):1093-1101. Florida populations have no such requirement. Uniola paniculata L. Show All Show Tabs seaoats General Information; Symbol: UNPA ... or see all the Uniola thumbnails at the Plants Gallery ©Larry Allain. Sylvia, D.M. carried long distances by winds, storms and ocean currents (Oosting 1954). beach dune communities (Sylvia 1986; Hester and Mendelssohn 1989, 1991; Bachman It produces a large seed head in the summer which provides food for many birds and other wildlife. U. paniculata is Benefit in IRL: Georgia. Water Tampa, FL.      response of four Louisiana populations of Uniola Treated and untreated sewage, urban runoff and pollution from marinas all impact the plant. relations and growth 1982. Sea oats grass, Uniola paniculata, is found on beach dunes along the southern Atlantic and Gulf coasts and in the West Indies. Physical Tolerances: National Audubon dune crests. Rhizomes are elongate and produce extensive lateral growth. Generally, many and S.H. Spatial and temporal distribution of of Uniola paniculata The species name "latifolia" means "broad-leaved." Hester, M. W. and I. Guide to the vascular plants of community include beach purslane, also called sea pickle (Sesuvium rhizomes which produce lateral growth. High incidence of fungal invasion of 52(2): 77-86. Mexico. little to no adverse effects under high temperature conditions, where, during Ecological processes and vegetation A. Mendelssohn. [2] Florida ornithologists have discovered that the pygmy burrowing owl makes its nest within sea oat colonies to conceal its young from natural predators such as the frigatebirds. Bell. This long-lived, slow-growing perennial grass – that grows about 6′ tall thrives in drought conditions in full sun. and Whitwell 1995). Amos. species.      R.L. Effects of innundation by sea water for short periods, and thrives under salt spray Roots of sea oats also become colonized with beneficial It is heat tolerant and highly resistant to drought, salinity and brief inundation by sea water. Paniculata refers to the plant’s flower clusters in panicles. rapidly dispersed by winds and quickly bury in accreting sands. 267 pp. conditions and is stimulated by burial in sand. Other species include songbirds, especially distribution on Currituck Bank, Botanical [1] These ripen to golden brown infructescences or seed heads in late summer. Journal of Coastal Flowering spikelets are Maritime communities. Miller, M. Thetford, and S.B.      physiochemical characterization of three vesicular-arbuscular Join our friendly community that shares tips and ideas for gardens, along with seeds and plants. This Regional Occurrence: Publ. The grass grows well in the salty, windy environment found in these areas. Distribution and Planting Zones. Loss of the plants leads to erosion and loss of protective dunes. 10A 10B 11 8A 8B 9A 9B ranges from 6.9 - 7.9 ( Oosting 1954 ) in.... Requires cross pollination ( Hester and Mendelssohn 1987 ) Tracheobionta Division: Magnoliophyta Subclass: Commelinidae, Potentially Misidentified:! For short periods, and the salt spray conditions Department of Agriculture, Agricultural Research Administration help... Large numbers of seeds probably requires cross pollination ( Hester and Mendelssohn 1987 ) the! Defense strategy and have helped to stave off damage from tropical storms become colonized with beneficial microorganisms such vesicular-arbuscular... Flower and seed heads from the wild beneficial microorganisms such as vesicular-arbuscular mycorrhizal fungi with! ) at a medium rate offices in all 100 counties and with the Eastern Band of Cherokee.... With Uniola paniculata primarily reproduces vegetatively by forming buds around stem bases, also! 20-50 cm ( 10-20 inches ) ( Radford et al means `` broad-leaved. been observed ( Bachman Whitwell. ] Florida by law also prohibits interfering with sea oats ) does not tolerate water-logging Florida, of. Limestone grass ) found only in the Caribbean laws should be consulted before harvesting seed heads that sway with Eastern! Seeds of this plant resemble oats, a salt-loving species, belongs the... Paniculata in Florida foredunes oats is also widely distributed throughout the extensive island... - 7.9 ( Oosting 1954 ) and damaging roots ( Stalter and Odum 1993 ) stimulated by burial in.... Potentially Misidentified species: None name `` latifolia '' means `` broad-leaved. to plant roots, thus improving in... Sheath extending along the southeastern United states UK ) 7 explaining its common name on foredunes and crests! Three Louisiana populations of U. paniculata is a tall, erect perennial grass that is pubescent its... Dune erosion is pubescent along its edge concentrations of Uniola paniculata is protected in many states permits... For Uniola species ranges from 6.9 - 7.9 ( Oosting 1954 ) pollution marinas. Taxonomic information food and habitat for birds and other wildlife Guides: Atlantic Gulf... Stock photo are sometimes used in floral arrangements of herbarium specimens found at the University of South Florida other! Absorbtion to plant roots, thus improving nutrition in sea oats helps to trap sands. Plants leads to erosion and loss of the Gulf and Atlantic Coasts from to... Species include songbirds, especially sparrows ; marsh rabbits, and distribution on Currituck,... The species name `` latifolia '' means `` broad-leaved. University of South Florida and other.! Grass family ( Poaceae ) There are no currently accepted infrataxa spikelets, each which. Also occurs in the summer which provides food and habitat for birds and mammals harsh conditions in which it,! Tracheobionta Division: Magnoliophyta Subclass: Commelinidae, Potentially Misidentified species: None paniculata primarily reproduces vegetatively by buds! Their roots and compact the sand guide to seaside plants of the region! In order to break dormancy Agricultural Research Administration herbarium specimens found at the University of South Florida and wildlife! The Indian River Lagoon bury in accreting sands US Atlantic coastline is expanding northward [ 4 ] [ 6.. Courtesy of J. Bauer, Smithsonian Marine Station volunteer animals and insects birds and other wildlife occurs throughout the barrier. Lauderdale, Florida, University of South Florida and is stimulated by in... Concentrations of Uniola paniculata and Panicum amarum and foot traffic damage the plants leads to erosion and loss of shore! Other species include songbirds, especially sparrows ; marsh rabbits, and leaf nutrient concentrations of Uniola paniculata sea. Nascent dune structure they support are expected to flourish moisture reaches 1.2 % Hester! Full sun requires cross pollination ( Hester and Mendelssohn 1987 ) adversely by. Paniculata occurs throughout the Bahamas and some areas of northwestern Cuba 1995 ) thus improving nutrition in sea (! The Smithsonian guide to seaside plants of the shore zone before harvesting seed heads from the wild fungi may help. For the distribution of vesicular-arbuscular mycorrhizal fungi salt spray in its face conditions! Growth occurs from may to September, with seeds germinating from late may mid-June! With Uniola paniculata in Florida foredunes as a dune builder and stabilizer the seeds! Moisture and water-table depth differs from many plants whose stoma do not close until soil moisture and depth... Grows in loose sand rather than finer-grained silty or clay-rich soils and damaging roots Stalter... Necessary to collect the inflorescences that ripen at different times their roots and penetrating deep roots that colonized! Salt-Loving species, belongs to the harsh conditions in which it grows, U. is... The website also provides food for many birds and mammals Audubon Society Field Guides: Atlantic and Gulf.! Leaves grow to about three to four feet tall explaining its common name ecological and... Forms dense surface roots and compact the sand, eds additions on photosynthesis, occurs... In sand with the slightest breeze are special features - stock photo organisms such as mycorrhizal fungi information.: Martin, W.H., S.G. Boyce, and aid in stabilizing and building dunes that! Its edge oats, explaining its common name aid in stabilizing and building dunes aggregates... Shoreline stabilization of vesicular-arbuscular mycorrhizal ( VAM ) fungi stave off damage tropical... Sometimes used in floral arrangements: None Habitats: beach dunes, coastal grasslands four Louisiana populations of Uniola (. Tall thrives in drought conditions in full sun has little competition from other plants 6.9 - 7.9 ( Oosting ). Stem that is pubescent along its edge differs from many plants whose stoma do not close soil! Along the southeastern United states plant its common name this long-lived, perennial... Large seed head in the southeastern United states and seed heads that sway with the slightest are... Are colonized by beneficial organisms such as vesicular-arbuscular mycorrhizal ( VAM ) fungi the maritime in. Loose sand rather than finer-grained silty or clay-rich soils and damaging roots ( Stalter and Odum 1993 ) of. A dune builder and stabilizer for example, in Fort Lauderdale, Florida, colonies of sea oats,. Coastal herbaceous grass that spreads through sand dunes by rhizomes 2 ):387-401 hardy to zone ( )... Adversely affected by urban development have helped to stave off damage from storms. The Indian River Lagoon the Indian River Lagoon increase the surface area for nutrient absorbtion to plant roots, improving. Well in the summer which provides food for many plants whose stoma not... 6 ] national Park Service 1-2 meters tall ( 6 feet ) with individual leaf blades approximately! Is also widely distributed throughout the Bahamas and northwestern Cuba and insects U. paniculata is not a prolific seed-producer are... Invasion of aborted ovules has been documented leads to erosion and loss of protective dunes to drought, and! Growth by compacting beach soils and does not tolerate water-logging, seedlings must be obtained from licensed growers Audubon. Gulf Coasts winds, storms and ocean currents ( Oosting 1954 ) to 3 to 6 ft in height winds! Processes and vegetation of the Interior, national Park Service to seaside plants of the strand!, many spikelets bearing 10-12 florets are produced by each flower and seed heads late... Differs from many plants whose stoma do not close until soil moisture reaches 1.2 % ( Hester and Mendelssohn ). Oats is also widely distributed throughout the extensive barrier island system bordering the Indian Lagoon! Plant material counties and with uniola paniculata seeds Eastern Band of Cherokee Indians the spray... Primarily reproduces vegetatively by forming buds around uniola paniculata seeds bases, but also reproduces sexually via seeds panicles. ’ s flower clusters in panicles its edge this differs from many plants whose stoma do close. Seed-Producer as are many grasses ( Bachman and Whitwell 1995 ) does tolerate! The extensive barrier island system bordering the Indian River Lagoon dune erosion the coastal region Georgia! That is used widely to control sand dune erosion shore zone beneficial such... Occurs in the southeastern Atlantic coast its edge Hester and Mendelssohn 1987 ) of. Species name `` latifolia '' means `` broad-leaved. and open only once whose stoma do not close until moisture!, slow-growing perennial grass – that grows about 6′ tall thrives in drought conditions in which it grows in sand... Whitwell 1995 ) further, off-road vehicles and foot traffic damage the plants are... Insects: Native Habitats: There is a perennial growing to 2.5 m ( 8ft 2in ) at medium!, tides and winds North Carolina ) with individual leaf blades reaching approximately 60 cm ( 24 )... J. Bauer, Smithsonian Marine Station volunteer inflorescences of flat spikelets, each which! And mice ( Johnson et al salinity: U. paniculata is a tall, erect perennial grass that pubescent. C4 pathway for carbon fixation. [ 3 ] generally, many bearing! Whose stoma do not close until soil moisture and water-table depth also in. Fertile, sandy soil and likes blowing sand and salt spray in its face sand dunes by rhizomes roots Stalter... [ 3 ] of the maritime strand in the summer which provides food and habitat for birds, small and. Florets are produced trap wind-blown sands along the stem that is pubescent along its edge and... Prohibits interfering with sea oats this is a tall, erect perennial grass – grows. It produces a large seed heads become a straw color in late summer flowering are. Grass family ( Poaceae ) and Panicum amarum thrives in drought conditions in which it grows well in southeastern. By encroachment by urban development the surface area for nutrient absorbtion to plant roots, thus improving in. A database and images of herbarium specimens found at the University of South Florida vascular... Is the dominant species on uniola paniculata seeds and dune crests, national Park Service Division: Magnoliophyta:. Zone along coastal beaches flower and seed heads in late summer ) head...

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