Polygonum cognatum C.F.W. Meissn.

Selection criteria. Country: any country. Associated organism: any (distribution map)

Number of records. 4. Date information. 1911 (May, Jun, Jul). Countries. Armenia, Georgia, India. Associated organisms. Erysiphe polygoni; Uromyces polygoni-aviculariae; Uromyces polygoni-avicularis. Collections. TGM [Darwin] 515, 516. Literature. Simonyan (1994) page(s) 130; Sydow (1938).