thalloid

/thal-oid/US // ˈθæl ɔɪd //

胶状物,胶体,胶状体,胶囊

Definitions

adj.形容词 adjective

Stems thalloid, with large subquadrate succubous leaves; underleaves none.
In thalloid forms fimbriate or lobed margins or outgrowths from the surface lead to the same result.
The protonema forms a flat, lobed, thalloid structure attached to the soil by rhizoids, and the plants arise from marginal cells.
The spore on germination forms a short filament which soon broadens out into the thalloid protonema.
One thalloid form has already been described in Pellia (fig. 2).