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Ил. Чешмеджиев, Г. Стойчев. 2005.
И в България представител на семейство Pontederiaceae Kunth.
Юбилейна научна конференция "Състояние и проблеми на аграрната наука и образование”, Сборник Научни трудове на АУ-Пловдив, 50(5): 167-172.
Il. Cheschmedzhiev, G. Stoychev. 2005.
Representative of Pontederiaceae Kunth. familly in Bulgaria too
Jubilee scientific conference "State-of-the-art and problems of agricultural science and education”, Agricultural University – Plovdiv, Scientific Works, 50(5): 167-172.
Abstract: An adventitious representative of Pontederiaceae Kunth family – Heteranthera rotundifolia (Kunth) Grisebach, unknown until now in Bulgarian flora, has been announced. It was spread as a weed in rice. Morphological and anatomic characteristics of the species have been made.
