All two tall obtainable flowers break, dropping their item whereas with the two tall grass, the top block is broken leaving the bottom block.
MC-63139
Two tall flowers breaking
Resolved
Duplicate
1
Callum Mitchell
(Unassigned)
Unconfirmed
Minecraft 14w30b
Retrieved
I experienced the same problem when I opened a world that was previously generated in 14w28b and 14w29b. It didn't affect newly generated terrain though.