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Use "najas" in a sentence
"Unfortunately, a number of venomous snakes in captivity particularly the 'najas' refuse to eat, and many die after a few months."
"Much of the coastal marsh along the upper coast, from about Matagorda Bay to the Louisiana border, is in generally fair-to-poor condition, a result of high salinity levels that hurt production of duck-friendly native aquatic vegetation such as wigeongrass, najas and pondweeds."