If ya look at my pic in this Post This was just days away from opening on it’s own.
They look swollen, shape is similar to the lines in a mini roasted coffee bean.
Hope that helps. Read a few posts up or down to get some context. @99PerCent is the one that gave me the indoor water branch trick.
Edit: Actually it was @Viva_Mexico who gave me the tip. 99 is always helpful too though 