Orchid Database of Arunachal Pradesh
					(Department of Botany, Rajiv Gandhi University)
				
				
					
					
			
				
   
	
       	
			
						
					
						
							
							
								Polystachya concreta (Jacq.) Garay & Sweet. 1974							
	
						
								
							
					
		     
			
		 
					
					
						
							
							Orchid ID: AR00624
								Classification
							
							 Family: Orchidaceae
							 Sub-Family:    Vandoideae
							 Tribe:  Polystachyeae
							 Sub-Tribe:  Polystachyinae
							 Genus: Polystachya
							 Species:  concreta
						     Variety:  
							 Polystachya luteola var. exsanguis; Polystachya luteola var. paniculata; Polystachya luteola var. racemifera; Polystachya luteola var. tincta; Polystachya purpurea var. lutescens.
						
					 
					
						
						
							
							Common Name: 
							Pale Flowered Polystachya.
							Vernacular Name(s): In China Duo Sui Lan.
							Synonym(s): 
							
									Callista flavescens (Lindl.) Kuntze 1891; Cranichis luteola Sw. 1804; Dendrobium flavescens Lindley 1830; Dendrobium parvum Seidenf. 1995; Dendrobium polystachyon Sw. 1800; Dendrobium polystachyum Sw. 1800; Dendrorchis extinctoria (Rchb. f.) Kuntze 1891.							
							Collection Site: Sessa; Alcoptax
							Collected By: Dr. K. Chowlu
							Informant(s): 
							Reference(s): 
							Orchid Flora of Arunachal Pradesh H. J. Chowdhery 1998; IOSPE (Internet Orchid Species Photo Encyclopedia); Orchids of Arunachal Pradesh S. N. Hegde 1984.
					
					 
					
					
						
							
							
								
								  Habit: Monopodial
								 Habitat: 
								 Epiphytic
								 Altitude: Min:  1000 m Max: 1500 m
								 Latitude: From 0° 0' 0" N To 0° 0' 0" N  
								 Longitude: From 0° 0' 0" E To 0° 0' 0" E  
								 Flowering Period Start:  AUGUST
		
								 Flowering Period End:   OCTOBER
								 Host Plant: 
								 Geographical Area: 
								 Cosmopolitian Distribution: 
	
								 In India: Yes
								 In world: Yes
							
						 
						
						
							
								State: Arunachal Pradesh
								Districts:
								Tirap
								Location: 
								In Wild: Yes
								In Orchidarium (Name of Orchidariums):
								No Data
							
												
					 
						
					 
					
						
							
							
							Forest Type: 
							Sub-tropical forest
							
						
							Distributed Forest Area: 
 
						
						 
						
							
								
								 Stem: 
								 No Data								 
								 Rhizome: 
								 No Data
								 Inflorescence: 
								 
								 Panicle
								 Flower Size: 5 mm across
								 Flower Color: Greenish-yellow, pink to dull-red
								 Season of Flower: Autumn, Summer
				
							
						 
						
					 
						
					
						
							
								Tissue Culture Technique(s) Established
							
								Researcher: 
								Organisation: 
								Publication Source: 
						
						
							
								Herbarium Number: K. Chowlu, Sessa, Alcoptax, Collection No. 256, 11/10/2006.
								Organisation where Deposited: