Assertion: moss's gametophyte | /r/HasProperty | prothallus
Facets:
Source sentences:
text: The small, heart-shaped gametophyte (prothallus) grows from the spore & anchors itself before producing the gametes.
text: The little heart shaped gametophyte is called a prothallus, literally “first-body” (pl prothalli).
text: A gametophyte (prothallus) of Dicksonia sp.
text: B. you have broken the sori on the bottom of the fern frond, and spores fell on the plug to germinate and form the gametophyte called a prothallus