Articles

STUDIES ON FLORAL STRUCTURES AND VOLATILE COMPONENTS OF PAPHIOPEDILUM HANGIANUM (ORCHIDACEAE)

Article number
937_77
Pages
627 – 632
Language
English
Abstract
Paphiopedilum hangianum Perner & Gruss is a beautiful and fragrant slipper orchid which belonged to subgenus Parvisepalum. It has large leathery green leaves and large white or light pale yellowish flowers.
The flower structures were observed by scanning electronic microscopy and the pollen viability was determined by TTC (2, 3, 5-triphenly tetrazolium chloride) stain and in vitro germination.
The volatile compounds of flowers were isolated and analyzed by solid-phase microextraction (SPME) combined with gas chromatography-mass spectrometry (GC-MS). Thirty volatile components were identified and the main constituents were 1,4-dimethoxy benzene (52.11%), 4-dodecene (12.94%), benzaldehyde (5.52%), geranyl acetate (4.81%), Methyl α-hydroxy-benzenepropanoate (3.71%), 1-Methoxy-4-methyl benzene (1.81%), nonanal (1.76%), methyl benzeneacetate (1.66%), β-myrcene (1.62%) and 1-dodecene (1.13%).

Publication
Authors
Ying-chun Chen, Nien-Tzu Wang, Wei-ling Chen, Yung-wu Chen, Chung-May Wu
Keywords
fragrance, GC-MS, Parvisepalum, fine structures, pollen ability
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