Ceratophyllum(redirected from Ceratophyllales)
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|Noun||1.||Ceratophyllum - constituting the family Ceratophyllaceae: hornworts|
magnoliid dicot genus - genus of dicotyledonous flowering plants regarded as among the most primitive of extant angiosperms
hornwort - any aquatic plant of the genus Ceratophyllum; forms submerged masses in ponds and slow-flowing streams