Saeril did indeed somehow have been able to read and see Yavanna's memory; she saw every bit of it within every image. It gave her a sense of sadness, having to feel the same amount that the princess felt, currently. She herself shed a tear, at the same time when the girl began to shed a few. When the memory disappeared, the winged she-elf let go of Yavanna, having to understand her own pain. She took a few moments to process through what she saw in the younger's mind. 

While they had their moment, Balin came towards the five of them. "We're about to begin if you would like to join us", he offered.