Assertion: fern's spore | /r/CapableOf | give rise
Facets:
value: to the gametophytes
type: TRANSITIVE-OBJECT
value: in the field horsetail
type: LOCATION
value: to male prothalli
type: TRANSITIVE-OBJECT
value: upon germination
type: TEMPORAL
value: to a green, threadlike tissue
type: TRANSITIVE-OBJECT
Source sentences:
text: Upon germination, a spore gives rise to a green, threadlike tissue, called a protonema.
text: Horsetails are mostly homosporous, though in the field horsetail, smaller spores give rise to male prothalli.
text: In place of the pollen and ovule of angiosperms, Psilotum has multicellular male and female gametophytes, and the whisk fern has spores which give rise to the gametophytes.
text: Spores are located in brown, tassel-like, fertile clusters at the tips of the fronds, thus giving rise to the additional common name of flowering fern for this plant.