Adjective modifier

• solitary: Styela gelatinosa is a nationally rare solitary ascidian ( sea squirt ) which has a soft pear-shaped body about 3-4 cm tall.

Modifies a noun

• colony: Prochloron cells were squeezed out of cut ascidian colonies into buffered seawater ( 0.1 M Tris, pH 9.2 ).