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Persicaria perfoliata (L.) H. Gross
Пробитолистно пипериче
·VI·VII·VIII· ·VII·VIII·IX·X·
100-700 cm. VI-VIII. [VII-X]. Произход: Източна Азия.
 
Watanabe, K., Illustrations of useful plants of the southern regions (1944-1945) Ill. Useful Pl. South. Reg. vol. 2(1): (1945) t. 510