Botany - Plant Kingdom Question with Solution | TestHub

P = Archegoniophore(the stalk or other outgrowth of a prothallium upon which archegonia are borne),
Q = Gemma cup (The gemma cups are cup-like structures containing gemmae),
R = Antheridiophore (In bryophytes, the antheridium is borne on an antheridiophore, a stalk-like structure that carries the antheridium at its apex),
S = Capsule (a capsule is a type of simple, dry fruit produced by many species of flowering plants).