Title devised by cataloguer based on identification by botanist ellis rowan papuan collection 2751 species identified as on the left, eulophia bicallosa d. This open access journal publishes highquality and concise research articles reporting the sequence of full mitochondrial genomes, and rapid communications focusing on the physical, chemical, and biochemical aspects of mtdna and proteins involved in mtdna metabolism and interactions. Download fulltext pdf sedative and anxiolytic activities of geodorum densiflorum roots in swiss albino mice article pdf available november 20 with 114 reads. In order to purify the biologically active protein, 30 g of geodorum densiflorum rhizome were washed with distilled water, peeled off, sliced and homogenized with 300 ml of 10 mm trishcl buffer ph 8. Westra orchids asia website another flower color photo courtesy of wolfgang h. Present paper deals taxonomic description with medicinal and ethnobotanical uses of geodorum densiflorum lam. Geodorum in world checklist of selected plant families. Involvement of p53 genes had also become evident through its increased expression when two other plant lectins from geodorum densiflorum and solanum tuberosum. Effects of two nutrient media, namely, murashige and skoog ms and phytotechnology orchid seed sowing medium p 723 supplemented with 6benzylaminopurine bap. Polygonum densiflorum blume family polygonaceae stored under name. Comparative reproductive biology of a rare endemic orchid and its sympatric congeners in. Notably, it is a referred, highly indexed, online international journal with high impact factor. Pink nodding orchid geodorum densiflorum download strategy pdf registered users.
The name geodorom is from the greek geo meaning earth and dorom meaning gift. Common name the densely flowered geodorum in japan tosakameotoran in china di bao. This paper demonstrates the alginateencapsulation and conversion complete plantlet regeneration from plbs, the effect of storage conditions at different temperature. Geodorum densiflorum this deciduous terrestrial is also known under the names geodorum neocaledonicum and geodorum pictum. Rhizome mediated in vitro propagation of geodorum densiflorum lam. Sedative and anxiolytic activities of geodorum densiflorum. Pdf antimicrobial activity of different extracts of geodorum. They are deciduous, terrestrial herbs with underground pseudobulbs, broad, pleated leaves and small to mediumsized, tubeshaped or bellshaped flowers on a flowering stem with a drooping end. In vitro propagation of the endangered orchid, geodorum. I recently received a bulb of geodorum attenuatum and have not been able to find a lot of information on it. Antimicrobial activity of different extracts of geodorum densiflorum lam schltr. Limodorum densiflorum an interesting terrestrial species and known as densely flowered geodorum. Records in nsw are sparse and occur in drier habitat e. In vitro propagation of the endangered orchid, geodorum densiflorum lam.
Rapid micropropagation of geodorum densiflorum lam. Nsw populations of geodorum densiflorum are at the southern limit of the range and are likely to be the coolest climatic niche sites for the species. Strengthening the taxonomic backbone of thai orchid. It is a terrestrial orchid with broad, pleated, dark green to yellowish leaves and up to and twenty pale pink flowers with dark red veins on the labellum. In vitro seed germination and protocorm development of geodorum densiflorum lam.
Methods morphometric data and tissue samples for amplified fragment length polymorphism aflp analysis were collected from 17 geodorum populations in northern and northeastern thailand. A case of ongoing colonisation subsequent to longdistance dispersal tomohisa yukawa1, 2dairo kawaguchi, akitsugu mukai2 and yoshiteru komaki3 1 d ep artm nofb y,n il m us d s c 411 amakubo, tsukuba, ibaraki 3050005, japan. Common name or meaning the pointed geodorum in china da hua di bao lan flower size 34 2 cm. Geodorum in the orders and families of monocotyledons. The record derives from wcsp data supplied on 20120323 which reports it as an accepted name record 89236 with original publication details. Pdf effects of different media and organic additives on. Geodorum densiflorum in world checklist of selected plant families. Geodorum densiflorum the orchid society of karnataka. It discusses what interferometry is and how i applied it for this project. After culturing on each of the four first step media for 4 months and on each of the four second step media for 4 months, the greatest total plb fresh weight, increase in number of plbs and growth rates were obtained when using. An in vitro method was developed to regenerate plantlets from protocorm derived callus of geodorum densiflorum lam. Pages in category geodorum the following 2 pages are in this category, out of 2 total. Rapid micropropagation of geodorum densiflorum lam schltr. Pink nodding orchid geodorum densiflorum conservation.
Geodorum densiflorum, commonly known as pink nodding orchid or di bao lan, is a plant in the orchid family and is native to areas from tropical asia to eastern australia and some pacific islands. Orchids are considered to be the most highly evolved in the floral specialization and diversified form of plants among the monocotyledons hajra and. Variation along the first two axes from the pca performed on aflp phenotypic population values of all study taxa is illustrated in fig. Geodorum densiflorum as geodorum fucatum edwards vol 20 pl 1687 1835. This plant grew from a series of bulbs since 2001 and have just flowered for the first time this week. In the control less than 50% of the protocorms formed rhizomes, but considerable. Rhizome and shoot development during in vitro propagation of. Common name in english is ground gem orchid and synonym is geodorum purpureum r.
Geodorum densiflorum rhizome lectin inhibits ehrlich. Developing microsatellite markers for geodorum eulophioides. In vitro regeneration through direct organogenesis from. Geodorum densiflorum as geodorum fucatum edwards vol. In vitro germination and micropropagation of geodorum densiflorum lam. This species has been assigned to the partnership widespread management stream under the saving our species sos program. Save our waterways now sown is a communitybased volunteer environment organization restoring habitat in brisbanes enoggera catchment. This orchid is the only geodorum found in australia. Dendrobium densiflorum grows as an epiphyte or sometimes lithophyte in intermediate elevation monsoon forests. Geodorum densiflorum rhizome lectin inhibits ehrlich ascites.
Geodorum densiflorum was geodorum neocaledonicum noosas. Cultural requirements for in vitro seed germination, protocorm growth and seedling development of geodorum densiflorum lam. The specimen referred to by garay as the type is g. Cultural requirements for in vitro seed germination. After culturing on each of the four first step media for 4 months and on each of the four second step media for 4 months, the greatest total plb fresh weight, increase in number of plbs and growth rates were obtained when. Geodorum orchidaceae has approximately ten species, and is mainly distributed in tropical asia. Rhizome and shoot development during in vitro propagation. Artificial seeds were obtained through encapsulation of protocormlike bodies plbs of dendrobium densiflorum in calcium alginate beads. Rhizome sections were cultured on murashige and skoog ms and knudson ckc media supplemented with various growth regulators and 0. These protocorms transformed into rhizomes, instead of shoots and roots. A total of 1254 species of orchids is found in mexico, including 37 species of the genus oncidium sotoarenas et al. There are between three and five dark green to yellowish pleated leaves 250350 mm 9.
It has a wide distribution throughout tropical and subtropical asia and west pacific. Click below on a thumbnail map or name for species profiles. Pdf geodorum densiflorum rhizome lectin inhibits ehrlich. Often found in the wild in places where old tree limbs and leafmould.
Pdf on jul 19, 2011, saleha akter and others published antimicrobial activity of different extracts of geodorum densiflorum. This deciduous terrestrial is also known under the names geodorum neocaledonicum and geodorum pictum. Orchidaceae, locally known as shankhamul, is an endangered terrestrial orchid found in bangladesh and some areas of india. Coming from monsoon areas, it requires a dry rest in the winter.
The board of trustees of the royal botanic gardens, kew. Flexischoolsb, edingtondr, cooroibah, sbhs, cooroibah airstrip, wooroi day use area tracks. An uncommon terresterial orchid from kelantan, malaysia. Medicinal and ethnobotanical uses of geodorum densiflorum. Hnmr how to analyze peaks are you struggling with organic chemistry. Point a was a dry, open hill dominated by casuarina equisetifolia l. Download my free ebook 10 secrets laser interferometry this is a video about an interferometry project i worked on in college.
It grows in open eucalypt forests throughout brisbane. In vitro germination and micropropagation of geodorum densiflorum. The recent use of the name geodorum terrestre linnaeus garay for this species see garay, harvard pap. Oct 09, 2010 an uncommon terresterial orchid from kelantan, malaysia. Effects of different media and organic additives on seed germination of geodorum densiflorum lam schltr. This communication describes in vitro seed germination, embryo differentiation, and ex vitro seedling production from in vitro rhizomelike bodies of a terrestrial orchid, eulophia promensis lindl. Micropropagation of the endangered terrestrial orchid, geodorum densiflorum lam. International journal of science and research ijsr is published as a monthly journal with 12 issues per year.
In this study, we developed 18 polymorphic microsatellites markers in g. Geodorum densiflorum is a perennial orchid sending out shoots 20 30cm long, occasionally to 50cm long, from a much abbreviated rhizome49. Geodorum densiflorum orchidaceae pink nodding orchid. The inflorescences arch gracefully downwards, each carrying a large number of flowers, and when open, looking like a bunch of grapes. Pdf antimicrobial activity of different extracts of. Pdf in vitro germination and micropropagation of geodorum. Geodorum densiflorum in the orders and families of monocotyledons. Isolation of a lectin with antiproliferative activity from geodorum densiflorum rhizome. The plant list includes 39 scientific plant names of species rank for the genus geodorum.
The effects of culture media on growth and proliferation of earsakul dendrobium dendrobium protocormlike bodies plbs were evaluated in a twostep culture. Any info about type of potting mix, light level, and water requirements would be. Geodorum densiflorum had 121 polymorphic bands 976 %, g. The plants database includes the following 1 species of geodorum. Geodorum densiflorum, commonly known as pink nodding orchid or di bao lan, is a. Geodorum densiflorum is a perennial orchid sending out shoots 20 30cm long, occasionally to 50cm long, from a much. The pleated leaves grow to about 30cm by 8cm with a flower stem to about 30cm. Comparative reproductive biology of a rare endemic orchid. Technique for rapid mass propagation of geodorum densiflorum lamschltr. The rhizomescontinue to grow and ramify without the formation of other organs for a long time and occasionally shoots are formed from rhizome apices. The ethanol extract of geodorum densiflorum can successfully used as a pharmaceutical.