Eichhornia crassipes shine sunan kimiyya ga nau'in tsire-tsire na ruwa wanda aka fi sani da hyacinth. Ita ce tsire-tsire mai ɗorewa mai ɗorewa kyauta daga Kudancin Amurka amma ana samunta a yawancin sassan duniya. Tsiron yana da duhu koren ganye masu sheki, kuma furannin lavender ko shunayya suna yin furanni sama da saman ruwan. Water hyacinth yawanci ana ɗaukarsa nau'in ɓarna ne saboda ikonsa na haifuwa da sauri kuma ya samar da tabarmi masu yawa waɗanda za su iya toshe hasken rana da kuma rage iskar oxygen a cikin halittun ruwa.