Flower Dodecahdron Joining Units

[lavaturtle]

From...
Book: Origami Inspirations
Author: Meenakshi Mukerji
Page: 44

The instructions seem simple enough, but when I get to step 14 my proportions seem off and the final product definitely does not work. I am not sure where I am going wrong.

[herbivor]

[/img]Hi, I have the same problem. Have you solved this problem with join units?
Many thanks , lucy