Canada's Plant Hardiness Site

Ceratophyllaceae hornwart family
Ceratophyllum echinatum A.Gray
En: spiny hornwort, prickly hornwort;
Fr: cornifle echinee, ceratophylle herissee

• [=Ceratophyllum demersum L. var. echinatum (A.Gray) A.Gray]
• [=Ceratophyllum submersum L. var. echinatum (A.Gray) Wilmot-Dear]