[crus.tose] adj [L crustosus crusted, fr. crusta] (ca. 1879): having a thin thallus adhering closely to a substrate (as of rock, bark, or soil) "~ lichens"--compare foliose, fruticose
CRUSTOSE
Meaning of CRUSTOSE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012