Garter stitch? You would probably remember this so...
Ribbed? Stretch it out side to side and see.
row 1: k1, p1 across with (I think) odd number of stitches?
row 2: k the p's and p the k's.
Oh! I remember a visual stitch dictionary on-line. Let me find the link!
Finally found it at knittingfool.com