The Collaborative International Dictionary
Squamella
Squamella \Squa*mel"la\ (skw[.a]*m[e^]l"l[.a]), n.; pl. Squamell[ae] (-l[=e]). [NL., dim. fr. L. squama a scale.] (Bot.) A diminutive scale or bractlet, such as those found on the receptacle in many composite plants; a palea.
Wiktionary
squamella
n. (context botany English) A diminutive scale or bractlet, such as those found on the receptacle in many composite plants; a palea.
Wikipedia
Squamella
Squamella is a genus of lichenized fungi in the family Cladoniaceae. A monotypic genus, Squamella contains the single species Squamella spumosa.