I did count 42 in some rows and 47 in others, so it looks like you're correct. Lace patterns don't always have the same number of stitches in each row.
As long as you can complete your repeats and have a stitch left over for the edge, you're good.
"Trust the pattern!"
Time flies like an arrow, but fruit flies like a banana.
Hop aboard while we follow the cloud-covered van of knitting harmony, man!! Woooo!! --Hedgehog
IngridKH on Ravelry