alga fu'ivla

x1 is an alga of species x2

On gloss:

mivrlge in sense "organism"
j1 is/are (a) alga/algae [organism].

In notes:

s1=c1 is a green plant/viridiplantae/viridiphyta/chlorobionta/plantae sensu strictu of species/strain/cultivar s2
x1 is a sequence in which each adjacent pair of elements is related by x2 (binary predicate; applied in the order of the sequence).