jau spa lujvo

s₁ is a seaweed of species/type s₂.

Cf. djacu, spati, jaursrasu.

jbovlaste

In notes:

jaursrasu: s₁ is/are a reed(s)/wetland grass of species s₂.
mivrlge: j₁ is/are (a) alga/algae [organism].