Chen Blair: Polygonum chinense var. chinense
Chen Blair: Polygonum chinense var. chinense
Chen Blair: Polygonum chinense var. chinense
Chen Blair: Polygonum chinense var. chinense
Chen Blair: Polygonum chinense var. chinense
Chen Blair: Polygonum persicaria
Chen Blair: Polygonum persicaria
Chen Blair: Polygonum persicaria
Chen Blair: Polygonum persicaria
Chen Blair: Polygonum persicaria
Chen Blair: Polygonum persicaria