In the latest Beta / Preview version of Minecraft Bedrock Edition (1.21.70.20), the firefly bush item texture is different from Java Edition. It only shows the firefly bush texture without the animated firefly dots on it.
MCPE-190248
Firefly Bush item texture is different from Java Edition
Resolved
Fixed
5
(Unassigned)
1362100
Confirmed
Multiple
inconsistency, inconsistent, java-parity, texture, vanilla-parity
1.21.70.20 Preview
1.21.70.22 Preview
Retrieved
Can confirm. The issue about there being extra spaces in the item's name is already being tracked at MCPE-190210