In hornworts however , endophytic cyanobionts have been described in more than triple the number of genera relative to liverworts .
Two of the genera , Marchantia and Porella , are epiphytic , while the genera Blasia and Cavicularia are endophytic .
In hornworts endophytic cyanobionts have been described in more than triple the number of genera relative to liverworts .
Two of the genera , Marchantia and Porella , are epiphytic , while the genera Blasia and Cavicularia are endophytic .