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Wednesday, July 23, 2014

Dendrobium densiflorum, Pineapple orchid


Dendrobium densiflorum Lindl.
Family: Orchidaceae
Synonyms: Callista densiflora (Lindl.) Kuntze, Dendrobium clavatum Roxb., Dendrobium schroederi B.S.Williams, Endeisa flava Raf., Epidendrum dumunsuttu Buch.-Ham. ex Lindl.

Chinese: 密花石斛
Manipuri: মেলৈ লৈশনা Melei Leishna
Common name: Pineapple orchid

Distribution: Tropical valleys and forests, at an altitude between 600 to 4200 ft.
Description: Epiphyte. Stems erect, long as 20 to 45 cm, clavate, with swollen nodes and four angled. Leaves 4 to 6 from the apex of the stem only, oblong-lanceolate, 6 to 10 cm long and 2 to 4 cm in width, acute, slightly narrowed to the base. Flowers crowded, in long pendulous racemose of 10 to 25 cm, sometimes even more, from the apex of the stem. Sepals and petals pale bright yellow, lip is bright orange yellow with paler margins. Sepals ovate-elliptic, obtuse. Petals broader than the sepals, ovate-orbicular. Lip orbicular-rhomboid, basal half convolute, apical half spreading, its upper surface hairy and with fringed margins.

20 Published articles of Dendrobium densiflorum
1.    Synthetic seed technology for short term conservation of medicinal orchid Dendrobium densiflorum Lindl. Ex Wall and assessment of genetic fidelity of regenerants (Retraction of vol 70, pg 297, 2013)
Mohanty, P.; Das, J.
PLANT GROWTH REGULATION  Volume: 72   Issue: 2   Pages: 209-209   Published: MAR 2014

2.    超声波对密花石斛多糖理化性质及免疫调节活性的影响
Effect of ultrasonic treatment on the physicochemical properties and immunoregulatory activity of polysaccharides from Dendrobium densiflorum
汪鹤; 洪胜; 潘利华; et al.
Wang He; Hong Sheng; Pan Lihua; et al.
食品工业科技  Volume: 35   Issue: 9   Pages: 121-124   Article Number: 1002-0306(2014)35:9<121:csbdmh>2.0.TX;2-L   Published: 2014
Science & Technology of Food Industry  Volume: 35   Issue: 9   Pages: 121-124   Article Number: 1002-0306(2014)35:9<121:csbdmh>2.0.TX;2-L   Published: 2014

3.    Synthetic seed technology for short term conservation of medicinal orchid Dendrobium densiflorum Lindl. Ex Wall and assessment of genetic fidelity of regenerants (Retracted article. See vol. 72, pg. 209, 2014)
Mohanty, P.; Das, J.
PLANT GROWTH REGULATION  Volume: 70   Issue: 3   Pages: 297-303   Published: JUL 2013

4.    Efficient regeneration of plants from shoot tip explants of Dendrobium densiflorum Lindl., a medicinal orchid.
Pradhan, S.; Paudel, Y. P.; Pant, B.
African Journal of Biotechnology  Volume: 12   Issue: 12   Pages: 1378-1383   Published: 2013

5.    Isolation and structural characterization of a neutral polysaccharide from the stems of Dendrobium densiflorum
Li, Qiang; Xie, Yang; Su, Jianwei; et al.
INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES  Volume: 50   Issue: 5   Pages: 1207-1211   Published: JUN 1 2012

6.    Pharmacognosic identification of Dendrobium densiflorum.
Li FuHui; Ding ChangChun; Li Lei
Medicinal Plant  Volume: 2   Issue: 3   Pages: 49-51   Published: 2011

7.    Preservation of Dendrobium densiflorum pollen.
Ouyang Ying; Li BingLing; Liu Yan
Journal of Beijing Forestry University  Volume: 32   Issue: 6   Pages: 151-154   Published: 2010

8.    Changes in endogenous hormone levels and redox status during enhanced adventitious rooting by rare earth element neodymium of Dendrobium densiflorum shoot cuttings
Luo Jianping; Zhang Jingcheng; Wang Ying
JOURNAL OF RARE EARTHS  Volume: 26   Issue: 6   Pages: 869-874   Published: DEC 2008

9.    Micropropagation of Dendrobium densiflorum Lindl. ex Wall. through protocorm-like bodies: effects of plant growth regulators and lanthanoids
Luo, Jian-Ping; Wang, Ying; Zha, Xue-Qiang; et al.
PLANT CELL TISSUE AND ORGAN CULTURE  Volume: 93   Issue: 3   Pages: 333-340   Published: JUN 2008

10.    A new picrotoxane type sesquiterpene from Dendrobium densiflorum
Tang, J; Liu, QF; Dai, JQ; et al.
CHINESE CHEMICAL LETTERS  Volume: 15   Issue: 1   Pages: 63-64   Published: JAN 2004

11.    密花石斛的HPLC/UV/MS指纹图谱研究
Studies on fingerprints of Dendrobium densiflorum by HPLC/UV/MS
张尊建; 王源园; 李茜; et al.
Zhang Zunjian; Wang Yuanwan; Li Xi; et al.
中草药  Volume: 35   Issue: 4   Pages: 393-395   Article Number: 0253-2670(2004)35:4<393:mhshdh>2.0.TX;2-5   Published: 2004
Chinese Traditional and Herbal Drugs  Volume: 35   Issue: 4   Pages: 393-395   Article Number: 0253-2670(2004)35:4<393:mhshdh>2.0.TX;2-5   Published: 2004

12.    Occurrence of aphid, Toxoptera aurantii on orchid Dendrobium densiflorum - a new report.
Nagrare, V. S.
Annals of Plant Protection Sciences  Volume: 11   Issue: 2   Pages: 379   Published: 2003

13.    Chemical constituents from Dendrobium densiflorum
Fan, CQ; Wang, W; Wang, YP; et al.
PHYTOCHEMISTRY  Volume: 57   Issue: 8   Pages: 1255-1258   Published: AUG 2001

14.    'Synseeds' and their utility in orchids: Dendrobium densiflorum Lindl
Vij, S. P.; Kaur, Parminder; Gupta, Ashish
Phytomorphology  Volume: 51   Issue: 2   Pages: 159-165   Published: April-June, 2001

15.    New bibenzyl and phenanthrenedione from Dendrobium densiflorum
Fan, CQ; Zhao, WM; Qin, GW
CHINESE CHEMICAL LETTERS  Volume: 11   Issue: 8   Pages: 705-706   Published: AUG 2000

16.    Dihydroayapin, a new coumarin compound from Dendrobium densiflorum
Zheng, WP; Tang, YP; Zhi, F; et al.
JOURNAL OF ASIAN NATURAL PRODUCTS RESEARCH  Volume: 2   Issue: 4   Pages: 301-304   Published: 2000

17.    Effect of pot mixture on flowering in Dendrobium densiflorum.
Talukdar, M.; Barooah, S.
Acta Horticulturae  Issue: 205   Pages: 145-148   Published: 1987

18.    ON THE CHEMISTRY OF INDIAN ORCHIDACEAE PLANTS .3. DENDROFLORIN, A NEW FLUORENONE DERIVATIVE FROM DENDROBIUM-DENSIFLORUM WALL
TALAPATRA, SK; BOSE, S; MALLIK, AK; et al.
JOURNAL OF THE INDIAN CHEMICAL SOCIETY  Volume: 61   Issue: 11-1   Pages: 1010-1012   Published: 1984

19.    Dendrobium densiflorum and its allies.
Pradhan, G. M.
American Orchid Society Bulletin  Volume: 45   Issue: 11   Pages: 984-988   Published: 1976

20.    STUDIES ON ORCHIDACEAE GLYCOSIDES .3. NEW GLYCOSIDE, 2-(BETA-D-GLUCOPYRANOSYLOXY)-4,5-DIMETHOXY-TRANS-CINNAMIC ACID (DENSIFLOROSIDE), FROM DENDROBIUM-DENSIFLORUM WALL
DAHMEN, J; LEANDER, K; ROSENBLOM, J
ACTA CHEMICA SCANDINAVICA SERIES B-ORGANIC CHEMISTRY AND BIOCHEMISTRY  Volume: 29   Issue: 5   Pages: 627-628   Published: 1975

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