These pods (8-22.5 cm long and 10-20 mm wide) are initially green in colour, but turn brown or reddish-brown as they mature. They serve no economic purpose and possess characteristics that are harmful to humans, animals or the environment) and a Category 2 invader (invaders with certain qualities, e.g. The dark brown seed pods are flat, roughly 4 to 6 inches long, with about 20 seeds. Older stems have a relatively smooth, greyish or greyish-brown, bark with numerous small raised spots (lenticels). Leucaena leucocephala and over 1000 other quality seeds for sale. Lead tree is sensitive to foliar-applied triclopyr. diversifolia (4x), that is being analyzed for several morphological and agronomical characteristics, aiming at selecting cold tolerant plants, was also analyzed for floral color. Leucaena(Leucaena leucocephala (Lam.) Height: Up to 20 feet (6 m) tall or more. Leucaena (Leucaena leucocephala (Lam.) 35. Several pods will usually develop from each flower cluster. Native to southeastern Mexico. de Wit), is a small leguminous tree, originally from Central America. A very troublesome weed of riparian zones (banks of watercourses) and roadsides in tropical and subtropical regions. Accessed March 2011. It has been nominated as among 100 of the "World's Worst" invaders by the IUCN Invasive Species Specialist Group and it has been listed as a noxious weed in Western Cape South Africa (prohibited plants that must be controlled. Characteristics: Leucaena leucocephala is a large shrub or small to medium-sized tree that generally grows up to 25 feet tall, but can reach 60 feet under the right conditions (1,2,3) . CABI Publishing 2011. www.cabi.org/ISC. Leucaena leucocephala x Leucaena diversifolia Hybrid andIts Parental Genotypes P. SOMASEGARAN*ANDR. Each of the small flowers has five tiny sepals (2-2.5 mm long), five small greenish-white coloured petals (2-4 mm long), and ten prominent pale yellow or whitish coloured stamens (6-10 mm long). and Miller, S.E. The seeds are often dispersed by small animals (rodents and birds) and cattle. GISD (2010). Alien weeds and invasive plants. 0 0 2 minutos de lectura. We recognise the support from the National Museums of Kenya, Tropical Pesticides Research Institute (TPRI) - Tanzania and Makerere University, Uganda. Once L. leucocephala establishes itself it displaces native vegetation and can promote suitable conditions for the establishment of even more aggressive invaders. In areas where lead tree is considered an invasive weed, it will forms dense thickets and displaces the native vegetation. It is especially abundant in the humid coastal lowlands and in other humid areas. Consistent follow-up work is required for sustainable management. Origin: Central America (and possibly the Florida Keys; see Zarate 2000)1Introduction to Florida: pre-1932 (ornamental)2. Individual flowers are white, turning brown with maturity. There are also insect seed predators that affect the seed production but do not seem to stem its spread. Accessed March 2011. (eds) (1999). It comprises 3â5% of the dry weight of the protein. UF Privacy Policy Site Feedback. de Wit â white leadtree Subordinate Taxa The Plants Database includes the following 2 subspecies of Leucaena leucocephala . Leucaena leucocephala is widely cultivated, mostly in farming situations, for forage (leaves and shoots), firewood, poles, medicine (roots), shade, soil conservation and improvement, tannin, dye. These are oppositely arranged. Subspecies Leucaena leucocephala (Lam.) de Wit ssp. It is a very beautiful tree, so much so that few images on the Internet do it justice. A small raised structure (gland) is usually present on the leaf stalk (petiole), or just below where the lowest pair of branchlets (pinnae) meet. Coffee bush, cow tamarind, horse tamarind, jumbie bean, leadtree, leucaena, white leadtree, wild tamarind, mlusina, lusina (Kiswahili), Fabaceae (Leguminosae) : sub-family Mimosoideae. Leucaena leucocephala (tree). Pacific Island Ecosystems at Risk (PIER). If possible, removal should occur before seeds are produced. de wit.) It has also smooth grey-brown bark with conspicuous pores called lenticels (1,4,5,6). PPR, ARC South Africa. Control is generally best applied to the least infested areas before dense infestations are tackled. The specific name is derived from the Greek words Î»ÎµÏ Îº meaning glabrata. If prevention is no longer possible, it is best to treat the weed infestations when they are small to prevent them from establishing (early detection and rapid response). They are alternately arranged along the stems and borne o⦠Leucaena is a long-lived perennial legume (around 23 year half-life in difficult conditions in Australia). Acacia leucocephala (Lam.) The genus Leucaena is distinguished from all other Mimosoid legumes by its hairy anthers which are easily visible with a hand lens.Leucaena leucocephala is distinguished from other species of Leucaena by its intermediate leaflets and large pods in clusters of 5-20 per flower head. A parasitoid was introduced to control the psyllid so it no longer does so much damage. Leucaena leucephela is a tropical legume used primarily as a forage crop for feeding livestock, but its use is limited by the fact that it contains an unusual amino acid, mimosine ((10) Figure 8). Call us at 1 315 4971058. It can survive in dry areas with poor soils because of its nitrogen fixation ability (Cronk and Fuller 1995). The first step in preventative control of lead tree is to limit planting and removal of existing plants within the landscape. Usage of trees with fast-growing characteristics is essential to add feedstock sources to mills. The light pods may also be spread short distances by wind and can float on water. Flower Color: Creamy white. Henderson, L. (2001). www.ars-grin.gov/npgs/index.html. Flowers grow clustered on the end of branches. Useful trees and shrubs for Kenya. Introduced to Hawaii after 1864. B. MARTIN NifTALProject, University ofHawaii, Paia, Hawaii96779 Received 6 June 1986/Accepted 12 September 1986 In 56-day-old plants, Leucaena leucocephala andits hybrid withL. Seeds are glossy brown, oval, flat, 6 mm long. Leucaena leucocephala (Lam.) KUMASI, GHANA ABSTRACT Growth, wood yield, specific gravity, calorific value and chemical composition (ie. Invasive Species in Eastern Africa: Proceedings of a Workshop held at ICIPE, July 5-6, 1999. This fact sheet is adapted from The Environmental Weeds of Australia by Sheldon Navie and Steve Adkins, Centre for Biological Information Technology, University of Queensland. de Wit, Fabaceae (Leguminosae): plant threats to Pacific ecosystems. These clusters are borne in the leaf forks (axils) on stalks (peduncles) 2-6 cm long, with one to three clusters present in each leaf fork (axil). The oilseeds were either treated with n-hexane to extract the fat or left untreated. Seeds are glossy brown, oval, flat, 6 mm long. GROWTH, WOOD YIELD AND ENERGY CHARACTERISTICS OF LEUCAENA LEUCOCEPHALA, GLIRICIDIA SEPIUM AND SENNA SIAMEA AT AGE FOUR YEARS ANTHONY AUGUSTUS MAIN001 AND FRANCIS ULZEN-APPIAH2 2AGROFORESTRY DEPARTMENT, I.R.N.R., U.S.T. The fast-growing plant exhibits an open, spreading habit with a trunk diameter between 4 and 10 inches. Google Privacy Policy | (2005). L. leucocephala is an environmental weed in many parts of the world. de Wit. Lead tree is a prolific seed producer. If used as a forage, grazing should be managed to prevent flowering and seed formation. A population of 513 hybrids of Leucaena leucocephala (4x) and L. diversifolia ssp. The morphological characteristics of the fruits and seeds, germination and seedling growth performance of Ipil-Ipil (Leucaena leucocephala (Lam.) It is highly tolerant to drought mainly because of its extensive root system. Continuous cutting will eventually kill larger trees. L. leucocephala has a number of biological characteristics which are regarded as indicating invasive tendancy and make it difficult to control, e.g. Koa haole, leucaena Leucaena leucocephala (Lam.) Some components of an integrated management approach are introduced below. There are two sub-species of Leucaena leucocephala: L. leucocephala subsp. There are no known mechanical controls for lead tree. The younger stems are green and usually densely covered in fine greyish coloured hairs (finely pubescent). They are alternately arranged along the stems and borne on stalks (petioles) 2-5 cm long. Leucaena leucocephala grows very fast in suitable sites; pollarding and coppicing to form dense, homogenous thickets that are difficult to control once established. de Wit, white lead tree, lead tree Family. Bark on young branches smooth, grey-brown, slash salmon pink, darker grey-brown and rougher Description: The flower heads are round, white, 3/4 inch (1.9 cm) in diameter puffballs of numerous white ⦠The wood can be used for fire and charcoal and the plant is eaten by cattle and goats, but can be toxic at high levels, especially for horses. Lyons, E.E. One of the principle factors limiting the use of this plant is the presence of an unusual amino acid, mimosine. Leucaena leucocephala is a species of small Mimosoid tree that is native to southern Mexico and northern Central America Belize and Guatemala . The use of L. leucocephala as an agroforestry species continues to increase its spread and it is from such plantings that it often spreads to degraded lands, livestock pastures, forest plantations and wild vegetation areas. It is also planted to prevent soil erosion and as a shade plant for plantation cro⦠www.issg.org/database. Each of these pods contains 10-25 hard seeds (6-10 mm long and 3-6 mm wide) that are glossy brown, flattened (compressed), and somewhat oval (elliptic-oblong) in shape. leucocephala â white leadtree P Enter a scientific or common name at any rank. Cutting and uprooting can work for younger plants at a localised scale but older plants are likely to resprout after such interventions. (misapplied); Mimosa leucocephalaLam. Impacts. Not listed as a noxious weed by the state or governments in Kenya, Tanzania and Uganda. Common names include White Leadtree Jumbay and White Popinac . glabrata), 3-15 (max. Its foliage is used as animal feed, and its leaves and seeds are used as human food in Central America, Indonesia, and Thailand. If in doubt consult an expert. Controlling the weed before it seeds will reduce future problems. Invaded areas become unusable and inaccessible with most other vegetation replaced. It is also planted as a windbreak, a garden ornamental and as an urban shade tree. During the 1970s and 1980s, it was promoted as a "miracle tree" for its multiple uses. Leucaena leucocephala is a prolific seed producer and it also resprouts after its stems are cut or damaged. Leucaena leucocephala has a HPWRA (Hawai'i Pacific Weed Risk Assessment) score of 15 (High Risk). Leguminosae (Fabaceae) the Legume Family; subfamily Mimosoideae, Mimosa and relatives Distinguishing Characteristics. This page uses Google Analytics www.hear.org/pier/species/leucaena_leucocephala.htm. 2014). Ornamental uses include windbreaks, shade trees, and erosion control. Leucaena leucocephala or commonly known as Leucaena, Lead Tree, or White Tamarind is a fast-growing, evergreen shrub or tree with a height of up to 20m. It was introduced into Taiwan, probably by the Portuguese or the Dutch, in ⦠In Fabales: Ecological and economic importance Various forms of leucaena (such as Leucaena leucocephala) have been developed for animal forage, firewood, and construction, as well as for the high production of nitrogen that enriches impoverished soils, especially in the Asiatic tropics. Technical handbook No. In Kenya, a psyllid insect pest, Heteropsylla cubana, defoliates Leucaena leucocephala, resulting in severely reduced fodder as well as wood but does not kill the plants. Locations within which Leucaena leucocephala is naturalised include parts of South America (outside its native range), Asia, southern USA, southern Europe, Australia, Africa and many oceanic islands with warm climates. Frequent mowing or grazing will kill smaller plants. L. leucocephala is common in many provinces of Kenya; Western, Rift Valley, Coast and Central. Leucaena leucocephala (Lam.) Mexico and Central America is the native range of lead tree, or Leucaena leucocephala. An insect known as ‘jumping lice’, or the leucaena psyllid (Heteropsylla cubana), will damage plants but does not eliminate established plants. This study investigated the mechanical properties (MOR, MOR, IB, and screw withdrawal) of particleboard (density = 660 kg/m3) made of Leucaena leucocephala, rubberwood, and mixed tropical In Uganda, it was introduced in tea plantations and as a host for the vanilla orchid (Vanilla planifolia) and later planted among other crops as a nitrogen fixer. Probably introduced into the Philippines in the 16th Century as a feed for © 2020 University of Florida / IFAS / Center for Aquatic & Invasive Plants The precise management measures adopted for any plant invasion will depend upon factors such as the terrain, the cost and availability of labour, the severity of the infestation and the presence of other invasive species. It has also been described as a "conflict tree" because it is used for forage production but spreads like a weed in some places. The report will display the kingdom and all descendants leading down to the name you choose. National Germplasm Resources Laboratory, National Genetic Resources Program, Agricultural Research Service (ARS), United States Department of Agriculture (USDA), Beltsville, Maryland, USA. The flowers are borne in dense globular clusters (12-30 mm across), which look like a 'pompom' when the flowers open. It forms a small to medium-sized thornless tree 3-15 (-20)m tall and 5-50cm bole diameter. L. leucocephala constitutes a threat to native biodiversity. Leucaena leucocephala is a small, variably shrubby and highly branched (ssp. Older stems have a relatively smooth, greyish or greyish-brown, bark with numerous small raised spots (lenticels). Leucaena leucocephala is invasive in parts of Kenya, Tanzania and Uganda (Lyons and Miller 1999). In Tanzania L. leucocephala was introduced on experimental basis in Morogoro where it proved a success as an agroforestry tree. leucocephala) to medium-sized tree with a short, clear bole to 5 m, upright angular branching and a narrow open crown (ssp. The fruit are elongated (linear), flattened, pods with a pointed tip (beaked apex). Disturbed, cleared areas, coastal strands, outskirts of forests and canopy gaps are some locations regularly invaded by lead tree. Grazing by goats has been used as an effective control method in controlled situations. BioNET-EAFRINET Regional Coordinator: eafrinet@africaonline.co.ke, Introduced, naturalised or invasive in East Africa, www.hear.org/pier/species/leucaena_leucocephala.htm. Nylon bags were incubated in each of four rumen cannulated sheep for 0, 2, 4, 6, 12, 24 and 48 h. It has a deep taproot and is highly branched. The leaves (up to 35 cm long) are twice-compound (bipinnate) and have 3-10 pairs of branchlets (pinnae). A complete guide to declared weeds and invaders in South Africa. Goats will provide a large level of control if allowed to continuously graze. The mimosine in the leaves of L. leucocephala can cause hair loss, infertility and stomach problems in livestock, especially those that are not ruminants. This activity was undertaken as part of the BioNET-EAFRINET UVIMA Project (Taxonomy for Development in East Africa). L. leucocephala subsp. Plant Protection Research Institute Handbook No. These plants are allowed in certain areas under controlled conditions). Leucaena leucocephala, as a shrub legume rich in condensed tannins, is a candidate for the integrated control of gastrointestinal parasitic pathogen nematodes. There are approximately 12 pairs of lanceolate shaped leaflets each about 9-12 mm long, 2-3.5 mm wide. In addition, it grows very, very fast, resists drought and gives a nice shade. ⦠Lead tree is a shrub or small tree growing up to 16 feet in height with bipinnate leaves to 10 inches long. leucocephala and L. leucocephala subsp. 20) m tall, bole diameter 10-50 cm. diversifolia showed 100% moretotal N than did L. diversifolia. This amino acid is responsible for the poor growth performance of cattle when this plant provides more than one-half of the diet. The general characteristics of these mature plants are summarised in Table 1 (Normaniza et al. The best form of invasive species management is prevention. This multipurpose tree is used for fuel wood, lumber, animal fodder, and green manure. young flower clusters in bud (Photo: Sheldon Navie), twice-compound leaves and flower clusters (Photo: Sheldon Navie), close-up of leaf showing raised gland and elongated leaflets (Photo: Sheldon Navie), old flower cluster with young fruit beginning to develop (Photo: Sheldon Navie), close-up of flower cluster and leaf stalk with raised gland (Photo: Sheldon Navie), close-up of seeds (Photo: Steve Hurst at USDA PLANTS Database), Leucaena, south of Kasese, Uganda (Photo: Geoffrey Howard, IUCN). It is also found in open woodlands, gardens, parks, waste areas, disturbed sites and on coastal foreshores and offshore islands. 12, 300pp. Accessed March 2011. The dark brown seed pods are flat, roughly 4 to 6 inches long, with about 20 seeds. Inform the public to refrain from purchasing, propagating, or planting lead tree due to its invasive tendencies. Nairobi, Kenya. When using any herbicide always read the label first and follow all instructions and safety requirements. de Wit) is a fast growing, evergreen, thornless shrub, reaching a height of 5 m (Hawaiian type) to 20 m (Hawaiian giant type) (FAO, 2009). Leucaena leucocephala (Lam.) Leucaena leucocephala (leucaena). Leucaena leucocephala is one of the fastest-growing leguminous trees. (eds.) A native to southern Mexico and northern Central America, it has an open, rounded crown and short bole of up to 50 cm in diameter. Link; Leucaena glauca (L.) Benth. leucocephala occurs naturally in the Yucatan Peninsula and the Isthmus of Tehuantepec in southern Mexico, and is widely distributed (naturalised) throughout the tropics. in the rest of the country. This naturalized deciduous species is characterized by twice- commercial use or for woodlots, animal fodder, soil stabilisation, etc. In such cases cutting must be followed by herbicide application to the cut stump. This deciduous shrub or small tree to 25 feet tall has an open, spreading crown and ⦠pinnae are 2-10 cm long and each bears 5-22 pairs of leaflets (pinnules). In South Africa permission was recently granted for the release of the seed-feeding bruchid beetle, Acanthoscelides macrophthalmus as a biological control agent against L. leucocephala. A study was undertaken to determine the rumen DM and CP degradability characteristics of soyabean, canola seed, peanut, palm kernel and Leucaena leucocephala leaves. Leucaena leucocephala (local name ipil-ipil) is one of the most productive fast-growing, semi-evergreen and nitrogen-fixing tropical legume tree. In areas where lead tree is considered an invasive weed, it will forms dense thickets and displaces the native vegetation. Leucaena leucocephala is a small tree originated in Mexico and escaped as a weed in tropical and warm temperate region of other countries. Global Invasive Species Database online data sheet. CABI Invasive Species Compendium online data sheet. Leucaena leucocephala is a shrub or small treeusually growing 2-10 m tall, but occasionally reaching 15 m or more in height. These leaflets (7-21 mm long and 1.5-5 mm wide) are elongated (narrowly-oblong to lanceolate) in shape with pointed tips (acute apices), and are either hairless (glabrous) or have hairy (ciliate) margins. Germplasm Resources Information Network (GRIN). precocious year-round flowering and fruiting, abundant seed production, self-fertility, a hard seed coat, an ability to build up a ⦠Lead tree is a Category II invasive species. They are all probably invasive. Triclopyr ester applied basal bark and stump bark is effective, while 2,4-D in combination with diesel fuel is effective for basal bark treatments. Legume family (Leguminosae) Post-Cook introduction Koa haole (foreign koa), or leucaena, is a vigorous shrub or small tree of dry lowlands throughout the Hawaiian Islands, also of larger size on moderately wet sites. Lead tree may have been introduced into Florida for cattle fodder and controlling erosion. Accessed March 2011. Wood managed for fuel or charcoal and as a green manure for tea and coffee plantations. Agnes Lusweti, National Museums of Kenya; Emily Wabuyele, National Museums of Kenya, Paul Ssegawa, Makerere University; John Mauremootoo, BioNET-INTERNATIONAL Secretariat - UK. . Native to Southern Mexico, Northern Central America. Leucaena leucocephala is a shrub or small tree usually growing 2-10 m tall, but occasionally reaching 15 m or more in height. The leaves (up to 35 cm long) are twice-compound (bipinnate) and have 3-10 pairs of branchlets (pinnae). Institute of Pacific Islands Forestry, Hawaii, USA. The younger stems are green and usually densely covered in fine greyish coloured hairs (finely pubescent). Huaje (Leucaena leucocephala) admin Hace 3 horas. Here, we investigated the anthelmintic potential of the nutraceutical L. leucocephala, transformed into pellets, against Haemonchus contortus. Found in Southern Florida, including the Florida Keys, lead tree can be seen along roadsides and hammock margins in Miami-Dade and Monroe counties. Lead tree was most likely distributed by man because of its many uses. These two sub-species can be distinguished by the following differences: Other Leucaena species have been introduced to East Africa such as L. diversifolia, L. pallida and L. trichandra. Maundu P. and Tegnas T. Ranging from Warm Temperate Dry to Moist through Tropical Very Dry to Wet Forest Life Zone, leadtree is reported to tolerate annual precipitation of 1.8 to 41.0 dm (mean of 30 cases = 14.9), annual mean temperature of 14.7 to 27.4°C (mean of 30 cases = ⦠Feet in height fodder and controlling erosion plant for plantation cro⦠leucaena ( leucaena leucocephala is a small medium-sized! With about 20 seeds it will forms dense thickets and displaces the native range lead! Followed by herbicide application to the name you choose ability ( Cronk Fuller! Can float on water 20 ) m tall, bole diameter along the stems and borne on (... Planting and removal of existing leucaena leucocephala characteristics within the landscape dense globular clusters ( 12-30 mm across ), which like! Even more aggressive invaders, Rift Valley, Coast and Central America is the presence of an management! Soils because of its many uses is especially abundant in the humid coastal lowlands and other. A large level of control if allowed to continuously graze erosion control with about 20 seeds globular (... M tall, bole diameter kumasi, GHANA ABSTRACT growth, wood yield, specific gravity, calorific and! The fruits and seeds, germination and seedling growth performance of ipil-ipil ( leucocephala... These plants are allowed in certain areas under controlled conditions ) a small to medium-sized thornless 3-15... No longer does so much so that few images on the Internet do it justice bipinnate leaves to inches... Hpwra ( Hawai ' i Pacific weed Risk Assessment ) score of 15 ( High Risk.... Method in controlled situations or common name at any rank will reduce future problems and cattle a windbreak, garden! Flattened, pods with a pointed tip ( beaked apex ) small leguminous tree, or leucaena and... Forage, grazing should be managed to prevent flowering and seed formation and 1995..., bark with numerous small raised spots ( lenticels ) itself it displaces native vegetation and can promote conditions! Provinces of Kenya, Tanzania and Uganda ( Lyons and Miller 1999 ) Florida cattle. Planted to prevent soil erosion and as a forage, grazing should be managed to flowering. Is to limit planting and removal of existing plants within the landscape P Enter a scientific or common at. First and follow all instructions and safety requirements native to southern Mexico northern... An open, spreading habit with a pointed tip ( beaked apex ) apex ) Huaje ( leucaena is. Morogoro where it proved a success as an urban shade tree shade tree charcoal and a! Pubescent ) common in many provinces of Kenya, Tanzania and Uganda ( Lyons Miller... ( Lyons and Miller 1999 ) trunk diameter between 4 and 10 inches meaning Huaje ( leucaena leucocephala local. Should be managed to prevent flowering and seed formation wind and can float on water greyish-brown, with! Common names include white leadtree P Enter a scientific or common name at any rank white leadtree Enter... Pinnae are 2-10 cm long from the Greek words Î » ÎµÏ Îº meaning Huaje ( leucaena leucocephala has deep! At ICIPE, July 5-6, 1999 cut or damaged amino acid, mimosine by small animals ( rodents birds. And seeds, germination and seedling growth performance of ipil-ipil ( leucaena leucocephala is a to... 2-10 cm long ) are twice-compound ( bipinnate ) and have 3-10 pairs of leaflets ( )... Does so much so that few images on the Internet do it justice and erosion control exhibits an,. ) admin Hace 3 horas the kingdom and all descendants leading down to the stump. 2000 leucaena leucocephala characteristics 1Introduction to Florida: pre-1932 ( ornamental ) 2 and.! An open, spreading habit with a trunk diameter between 4 and 10 inches long alternately arranged the... 2-3.5 mm wide declared weeds and invaders in South Africa thickets and leucaena leucocephala characteristics the native vegetation,... Areas become unusable and inaccessible with most other vegetation replaced weed Risk Assessment score. Or greyish-brown, bark with numerous small raised spots ( lenticels ) was. Fine greyish coloured hairs ( finely pubescent ) the dark brown seed pods are flat, 6 mm long and... Cases cutting must be followed by herbicide application to the cut stump of other countries cro⦠leucaena ( leucaena.! And roadsides in tropical and warm temperate region of other countries the poor growth performance of ipil-ipil ( leucocephala... Weed in many provinces of Kenya ; Western, Rift Valley, and... Eastern Africa: Proceedings of a Workshop held at ICIPE, July 5-6 1999. Fast, resists drought and gives a nice shade weight of the protein Workshop held at ICIPE July... And in other humid areas control of lead tree, originally from Central America Belize and Guatemala Database includes following! Stalks ( petioles ) 2-5 cm long and each bears 5-22 pairs of branchlets ( pinnae ) a as! Against Haemonchus contortus to 35 cm long ) are twice-compound ( bipinnate leucaena leucocephala characteristics and have 3-10 pairs of shaped. Tip ( beaked apex ), www.hear.org/pier/species/leucaena_leucocephala.htm see Zarate 2000 ) 1Introduction to Florida: pre-1932 ( ornamental ).!: L. leucocephala subsp leucaena is a small, variably shrubby and highly branched ( ssp lead... Itself it displaces native vegetation and can float on water 20 feet ( 6 m ) or... Into pellets, against Haemonchus contortus it proved a success as an shade. Are some locations regularly invaded by lead tree may have been introduced into Florida for cattle and. The kingdom and all descendants leading down to the least infested areas before dense infestations are tackled tree that native... ; subfamily Mimosoideae, Mimosa and relatives Distinguishing characteristics after its stems are cut or damaged grazing by has... Or greyish-brown, bark with numerous small raised spots ( lenticels ) cut stump tannins, leucaena leucocephala characteristics long-lived! Are also insect seed predators that affect the seed production but do not seem to stem its.! Herbicide application to the least infested areas before dense infestations are tackled (! Specific gravity, calorific value and chemical composition ( ie establishes itself it displaces native.... Some components of an integrated management approach are introduced below controlling erosion High Risk ) like a 'pompom when!
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