Assertion: mushroom's spore | /r/CapableOf | develop on the tips of thin projections
Facets:
value: in the basidiomycetes
type: LOCATION
value: usually
type: TEMPORAL
Source sentences:
text: In the Basidiomycetes, usually four spores develop on the tips of thin projections called sterigmata, which extend from club-shaped cells called a basidia.