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18a. Cynanchum insulanum var. insulanum 
海南杯冠藤 (原变种) hai nan bei guan teng (yuan bian zhong) 
 
 
 
 
Cynoctonum insulanum Hance, J. Bot. 6: 330. 1868; Cyathella insulana (Hance) Tsiang & Zhang; Vincetoxicum insulanum (Hance) Kuntze. 
Leaves ovate-triangular, oblong-hastate, or lanceolate, 2-3.5 × 0.5-1.5 cm, base truncate or subcordate-hastate. Corona shallowly 10-lobed, lobes obtuse. Fl. May-Oct, fr. Oct-Dec. 
 
 
 
* Open woodland, sandy seashores; 0-100 m. Guangdong, Guangxi, Hainan. 
 
 
 
 
 
                        
                          
                        
                           
                        
                          
                        
                        
                      
 
                      
	 
                      
                         
		
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