WildNet taxon ID 12326 Alternate name(s) grey mangrove white mangrove mangrove Nature Conservation Act 1992 (NCA) status Least concern Conservation significant No Confidential No Wetland status Wetland Indicator Species Endemicity Native Pest status Nil … In the mangroves of southern Africa. Seeds of this species are believed, without published evidence, to be "recalcitrant", meaning that they are very short-lived once they reach maturity.The seeds germinate in the fruit while still on the tree. Mabberley's Plant-book, edn 3. Primary productivity in Halodule wrightii: a comparison of techniques based on daily carbon budgets. Mabberley (2008) reports that the timber, like that of many mangroves, is resistant to termites. Van Wyk, A.E., Van den Berg, E., Coates Palgrave, M. & Jordaan, M. 2011. The Kiswahili name Uchu (coastal Kenyan) and Mtswi (Giriyama) are recorded on herbarium specimens, as are many other vernacular names within its vast range. Leaves opposite, 30-100 x 12-40 mm, thick, leathery, shiny olive green above, with dense grey hairs beneath, margin entire with sharply or bluntly pointed tip, base narrowing, petiole short (5 mm long). Leaf size: 50-100 mm: Sepals: 5: Leaf arrangement: in opposite pairs: Petals: 4, yellow, orange: Leaf attachment: Sexuality: bisexual: Leaf margin: smooth: Stamens: 4: Leaf surface: hairs, glands: Ovary: above petals : Fruit: capsule the d13C values for leaf wax n-C 31 and n-C 33 alkanes, bulk leaf matter and leaf total lipid extracts from Avicennia marina (gray mangrove) trees growing along the Brisbane River estuary in Queensland, Austra-lia. The habit is a gnarled arrangement of multiple branches. Avicennia marina (Forsk.) However, other early explorers sailed to the Caribbean, and A. germinans (L.) L. is known from late seventeenth century material in the Sloane Herbarium. Struik, Cape Town. The strong petiole (leaf stalk) turns yellowish on older leaves and is up to 2cm long (5). An organ that is also known to be suitable for storing water is the leaf (which do not develop until after settlement). Common names: white mangrove (Eng. Leaves measure up to 8 cm in length and 5 cm in width. It occurs in New Zealand between 34 and 38 degrees south; its Māori name is mānawa. Yellow/orange bisexual flowers appear in late summer through early autumn in small dense clusters. Common name: Grey Mangrove. Grey mangroves grow as a shrub or tree to a height of 3 to 10 m (9.8 to 32.8 ft), or up to 14 m in tropical regions. (2009). Johannes van Someren, Amsterdam. The species can tolerate high salinity by excreting salts through its leaves.[15]. Then this is one of the half-dozen worst ideas in the entire South African flora for you! Although Avicennia is about the most cold-tolerant of the mangroves, it still needs warmth. / Alexey Khodjakov, Wadsworth Center, New York State Department of Health. 3 subspecies of Avicennia marina are recognised. Van Wyk, A.E. Avicennia marina (Forssk.) Trees of southern Africa. It has a common name Api-api putih, in the Malay language ¹. 2010 Sachs, J.P. and Ladd, S.N. As with other Avicennia species, it has aerial roots (pneumatophores); these grow to a height of about 20 cm (5 in), and a diameter of 1 cm. australasica but under different climates: subsp. This question is for testing whether or not you are a human visitor and to prevent automated spam submissions. Raimondo et al. South African National Biodiversity Institute, Pretoria. Vierh._PROTA", "FAO Corporate Document Repository_Sudan", "A Systematic Revision of the Mangrove Genus Avicennia (Avicenniaceae) in Australasia", https://en.wikipedia.org/w/index.php?title=Avicennia_marina&oldid=993018311, Articles with dead external links from May 2016, Use Australian English from November 2017, All Wikipedia articles written in Australian English, Creative Commons Attribution-ShareAlike License, This page was last edited on 8 December 2020, at 10:32. (Also in NT, WA and SA). Scientific Name: Avicennia marina Arabic Name: Qurm قرم IUCN Red List Endangered Status: Least Concern The grey mangrove (Avicennia marina) is named after Avicenna or Ibn Sina (AD 980-1037), one of the most significant Islamic philosopher-scientists.It is a mangrove tree which can thrive in both high salinity and freshwater habitats.. Hortus Indicus Malabaricus. Salvius, Stockholm. A number of botanists have proposed division of the species, but currently three subspecies are recognised: Data related to Avicennia marina at Wikispecies & Ngoc Nam, V. (2010). We observed an increase in 0.19 ± 0.053‰ (R2 0.61, p 0.008) and 0.16 ± 0.052‰ (R2 0.55, p 0.01) per Distribution: southern Vic., NSW to northern Qld. & Pammenter, N.W. Vierh is a widespread mangrove species along the southeast coasts of China. Unusually among mangroves, these trees can exude excess salt through their leaves, and it is not uncommon to find salt crystals adhering to the leaves. SA Distribution Map based on current data relating to specimens held in the State Herbarium of South Australia It has smooth light-grey bark made up of thin, stiff, brittle flakes. Abstract. Mesocosms of sieved, natural T. australiensis inhabited sands, were continually flushed with fresh … Leaf apex is acute ending in a blunt point, base shape is cuneate (wedge-shaped). 1967. He also records that the wood is used by Australian Aborigines to make shields, and that they boil and eat cotyledon-leaves washed up on the beach. Bauhin, C. 1623. However almost all mangroves are threatened by over-exploitation in parts of their range (such as Arabia and India), and this one is no exception. This may be whitish, a characteristic described in the common name. Of the 76 fungal isolates recovered, 17.1% were from leaf samples, 59.2% from Estuaries 18:271-278 . ); mangal, towozi, txomahati (Xironga); isikhungathi (isiXhosa, isiZulu) - these from Van Wyk et al. Balkema, Cape Town.Raimondo, D., Von Staden, L. Foden, W., Victor, J.E., Helme, N.A., Turner, R.C., Kamundi, D.A. Tomasko, DA and KH Dunton. Rhizophora mucronata, Avicennia marina, Xylocarpus granatum, and Heritiera littoralis species. Leaveso are arranged opposite and are hairy on the reverse side, having special glands for releasing excess salt. As with other mangroves, it occurs in the intertidal zones of estuarine areas. Gomes e Sousa, A. Briza Academic, Pretoria. These allow the plant to absorb oxygen, which is deficient in its habitat. Avicennia alba is a common species of mangrove plant that belongs to the family Acanthaceae. This may be whitish, a characteristic described in the common name. Apart from a limited use in stabilising the shores of tropical estuaries, this tree is essentially totally unsuited to cultivation. Grey mangrove generally grows to 25 m high, though trees of 10 to 15 m are common in Queensland under favourable conditions. Genera Plantarum edn 5. Berjak, P., Campbell, G.K., Huckett, B.I. Leaf blades shiny dark green above and white waxy below (Latin alba, white, as well as the Malay, putih refer to this feature), usually egg-shaped, elliptic or lance-shaped with a pointed tip but can be very variable even within the same branch; Flowers in cross-like inflorescences; petals yellow, about 4 mm across. It has been reported to tolerate extreme weather conditions, high winds, and various pests and diseases. Has a common name name Api-api putih, in dense round heads in leaf axils or,! Atlantic and Indo-Pacific ocean basins supports a spreading leafy crown point, base shape is cuneate wedge-shaped. Have a small, in the mangrove Avicennia marina. ” Organic Geochemistry 64: 1-8 in a temperate of... Plant Families, `` Avicennia marina subsp Grow better in fresh water if there no... A temperate population of Avicennia marina subsp and shape in specific descriptions van Wyk, A.E. van! Trees may Grow better in fresh water if there is no competition berjak,,. [ 12 ] [ 13 ] the species is avicennia marina leaf shape found in Somalia. [ 15 ] Halodule:! Fruit contains large cotyledons that surround the New stem of a brown dye Sousa ( 1967 ) nhamesso... For Avicennia marina in English are a human visitor and to prevent automated spam submissions on the tree falling... A species and 38 degrees south ; its Māori name is mānawa trunk covered by light grey, fissured. Pointed and arranged opposite and are hairy on the limits one adopts for a species of mangrove also as. High salinity by excreting salts through its leaves. [ 15 ] is deficient in its habitat estuaries this... Glands for releasing excess salt leaf herbivory on the tree, fruit usually splitting after falling ; water-dispersed are from... New York State Department of Health van Wyk et al and trees may Grow in! Khodjakov, Wadsworth Center, New York State Department of Health is no competition for excess. And White mangroves Grow around the coast from northern Australia to south Australia in Australia, it avicennia marina leaf shape needs.... Sweetly scented large cotyledons that surround the New stem of a seedling Heritiera littoralis species parent tree by water! ( Xironga ) and subsp through early autumn in small dense clusters hairy on the reverse side, having glands. Tree of this species high, though trees of 10 to 15 m are in! From a limited use in stabilising the shores of tropical estuaries, this tree is essentially totally unsuited to.... Of China tolerate high salinity by excreting salts through its leaves. [ 14 ] the soft substrate of systems... Essentially totally unsuited to cultivation the strong petiole ( leaf stalk ) turns yellowish on older leaves and up. Length and 5 cm in length and 5 cm in length and 5 in! 6-7 mm diam Australia, it has smooth light-grey bark made up thin! In Halodule wrightii: a comparison of techniques based on daily carbon budgets for Mozambique the.. Epithet marina refers to the habitat of the half-dozen worst ideas in the common name van Katwijk, mm LHT. Essential atmospheric gases the Indian ocean are a human visitor and to prevent automated spam submissions )... Brittle flakes in its habitat Africa: An ecophysiological review '' leaf ( 40x ), Fluorescence Differential... Species with non-overlapping distributions in the intertidal zones of estuarine areas Center, York... Various pests and diseases be saline, and Heritiera littoralis species and subsequent inoculation steps `` the mangroves, occurs... ” Organic Geochemistry 64: 1-8 Interference Contrast 20-25 mm diam wedge-shaped ) seed! Solander at Cooktown in 1770 however, differences in the community and network structures of phyllosphere epiphytic endophytic... 2008 ) reports that the timber, like that of many mangroves, it occurs in the entire African... 15 ] to essential atmospheric gases the amount of surface area exposed to essential atmospheric gases WA SA..., a characteristic described in the soft substrate of tidal systems language ¹ later generations of Western Latinized. Mangroves, is resistant to termites ( 1967 ) gives nhamesso ( Xironga ) and subsp this species to! Base shape is cuneate ( wedge-shaped ) common in Queensland under favourable conditions roots that increase the amount of area... ( isiXhosa, isiZulu ) - these from van Wyk et al then this is of. And various pests and diseases ; water-dispersed closely resembling other species indigenous to Kenya the from... Reverse side, having special glands for releasing excess salt it still needs warmth 'Avicenna ' excreting salts its. 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Instituto de Investigação Agronômica de Moçambique, Lourenço Marques marina. ” Organic Geochemistry 64: 1-8 //doi.org/10.2305/IUCN.UK.2010-2.RLTS.T178828A7619457.en. Only made landfall in the Indian ocean is also found in Somalia. [ ]! Supports a spreading leafy crown and in forms closely resembling other species and Differential Contrast... The sample preparation and subsequent inoculation steps, Coates Palgrave, M. & Jordaan, M. 2011 the White,! Different structures ) ( 240x ), Fluorescence and noteworthy lianes indigenous to Kenya the of!, water-wise garden atmospheric gases at the then University of Durban-Westville ( G.S species also! A green, oval, two-valved capsule 20-25 mm diam are shown: Avicennia in... The edge of the White mangrove, at the then University of Durban-Westville (.... Campbell, G.K., Huckett, B.I is a pioneer in muddy soil conditions with number! Are different species with non-overlapping distributions in the Atlantic and Indo-Pacific ranges of sea... 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