Billie investigates around the corner and finds no threats, just other tiny harmless fungi growing in the patch with the dead shriekers.
Dollin has no problem retrieving his daggers.
It takes a few tries for Rowan to get the rope close to Alloria. In fact Doug manages to free himself and tie it around her waist. As they are about to work together to free the druid the tubers slack and release.
At the same time watchfully Acker happens to look at the mineral deposit above the group's heads. His innate stonecunning and years carving rock tell him one thing "Wait, that's no rock".
With Doug's divine rebuke wearing off, the large grey leafy vine slams one of its wiry tendrils into Acker and wrapping around him. The dwarf then feels it painfully constricting him.
[Slam 25 to hit, 14 dam, followed by a grapple check 30(18+12) vs Acker's 17, constrict dam 15]
The release of the tubers was only temporary as they adjust positions to try to re-ensnare every one
[Free action to entangle, DC 13 Ref save]