Galium - but which one?

Galium - but which one?

Observation - Galium - but which one? - Global. Description: This was growing in the shingle at the top of a beach. Only one plant. The leaves have prickles that stick out, neither forwards or backwards. They are also spines on the angles of the stem.

This was growing in the shingle at the top of a beach. Only one plant. The leaves have prickles that stick out, neither forwards or backwards. They are also spines on the angles of the stem.